diff --git a/integration_test/__snapshots__/nuxt-auth.spec.ts.snap b/integration_test/__snapshots__/nuxt-auth.spec.ts.snap
index b1132a62..99030c6f 100644
--- a/integration_test/__snapshots__/nuxt-auth.spec.ts.snap
+++ b/integration_test/__snapshots__/nuxt-auth.spec.ts.snap
@@ -133,9 +133,6 @@ exports[`nuxt-auth > nuxt-auth 1`] = `
           "**/*.?([cm])tsx",
           "**/*.vue",
         ],
-        "plugins": [
-          "typescript",
-        ],
         "rules": {
           "@typescript-eslint/ban-ts-comment": [
             "error",
@@ -211,6 +208,16 @@ exports[`nuxt-auth > nuxt-auth 1`] = `
           "no-with": "off",
         },
       },
+      {
+        "files": [
+          "**/*.?([cm])ts",
+          "**/*.?([cm])tsx",
+          "**/*.vue",
+        ],
+        "plugins": [
+          "typescript",
+        ],
+      },
       {
         "files": [
           "**/__tests__/**/*.?([cm])[jt]s?(x)",
@@ -1004,9 +1011,6 @@ exports[`nuxt-auth --js-plugins > nuxt-auth--js-plugins 1`] = `
           "**/*.?([cm])tsx",
           "**/*.vue",
         ],
-        "plugins": [
-          "typescript",
-        ],
         "rules": {
           "@typescript-eslint/ban-ts-comment": [
             "error",
@@ -1082,6 +1086,16 @@ exports[`nuxt-auth --js-plugins > nuxt-auth--js-plugins 1`] = `
           "no-with": "off",
         },
       },
+      {
+        "files": [
+          "**/*.?([cm])ts",
+          "**/*.?([cm])tsx",
+          "**/*.vue",
+        ],
+        "plugins": [
+          "typescript",
+        ],
+      },
       {
         "files": [
           "**/__tests__/**/*.?([cm])[jt]s?(x)",
@@ -2260,9 +2274,6 @@ exports[`nuxt-auth --type-aware > nuxt-auth--type-aware 1`] = `
           "**/*.?([cm])tsx",
           "**/*.vue",
         ],
-        "plugins": [
-          "typescript",
-        ],
         "rules": {
           "@typescript-eslint/ban-ts-comment": [
             "error",
@@ -2338,6 +2349,16 @@ exports[`nuxt-auth --type-aware > nuxt-auth--type-aware 1`] = `
           "no-with": "off",
         },
       },
+      {
+        "files": [
+          "**/*.?([cm])ts",
+          "**/*.?([cm])tsx",
+          "**/*.vue",
+        ],
+        "plugins": [
+          "typescript",
+        ],
+      },
       {
         "files": [
           "**/__tests__/**/*.?([cm])[jt]s?(x)",
@@ -3123,9 +3144,6 @@ exports[`nuxt-auth merge > nuxt-auth--merge 1`] = `
           "**/*.?([cm])tsx",
           "**/*.vue",
         ],
-        "plugins": [
-          "typescript",
-        ],
         "rules": {
           "@typescript-eslint/ban-ts-comment": [
             "error",
@@ -3202,6 +3220,16 @@ exports[`nuxt-auth merge > nuxt-auth--merge 1`] = `
           "no-with": "off",
         },
       },
+      {
+        "files": [
+          "**/*.?([cm])ts",
+          "**/*.?([cm])tsx",
+          "**/*.vue",
+        ],
+        "plugins": [
+          "typescript",
+        ],
+      },
       {
         "files": [
           "**/__tests__/**/*.?([cm])[jt]s?(x)",
diff --git a/integration_test/__snapshots__/pupeeteer.spec.ts.snap b/integration_test/__snapshots__/pupeeteer.spec.ts.snap
index a30713f1..94650845 100644
--- a/integration_test/__snapshots__/pupeeteer.spec.ts.snap
+++ b/integration_test/__snapshots__/pupeeteer.spec.ts.snap
@@ -60,61 +60,35 @@ exports[`puppeteer > puppeteer 1`] = `
           "**/*.ts",
         ],
         "rules": {
-          "no-class-assign": "off",
-          "no-const-assign": "off",
-          "no-dupe-class-members": "off",
-          "no-dupe-keys": "off",
-          "no-func-assign": "off",
-          "no-import-assign": "off",
-          "no-new-native-nonconstructor": "off",
-          "no-obj-calls": "off",
-          "no-redeclare": "off",
-          "no-setter-return": "off",
-          "no-this-before-super": "off",
-          "no-unsafe-negation": "off",
-          "no-with": "off",
-          "prefer-rest-params": "error",
-          "prefer-spread": "error",
-        },
-      },
-      {
-        "files": [
-          "**/*.ts",
-        ],
-        "rules": {
-          "no-class-assign": "off",
-          "no-const-assign": "off",
-          "no-dupe-class-members": "off",
-          "no-dupe-keys": "off",
-          "no-func-assign": "off",
-          "no-import-assign": "off",
-          "no-new-native-nonconstructor": "off",
-          "no-obj-calls": "off",
-          "no-redeclare": "off",
-          "no-setter-return": "off",
-          "no-this-before-super": "off",
-          "no-unsafe-negation": "off",
-          "no-with": "off",
-          "prefer-rest-params": "error",
-          "prefer-spread": "error",
-        },
-      },
-      {
-        "files": [
-          "**/*.ts",
-        ],
-        "plugins": [
-          "typescript",
-        ],
-        "rules": {
+          "@typescript-eslint/adjacent-overload-signatures": "error",
+          "@typescript-eslint/array-type": [
+            "error",
+            {
+              "default": "array-simple",
+            },
+          ],
           "@typescript-eslint/ban-ts-comment": "error",
+          "@typescript-eslint/ban-tslint-comment": "error",
+          "@typescript-eslint/consistent-generic-constructors": "error",
+          "@typescript-eslint/consistent-indexed-object-style": "error",
+          "@typescript-eslint/consistent-type-definitions": [
+            "error",
+            "interface",
+          ],
+          "@typescript-eslint/consistent-type-imports": "error",
+          "@typescript-eslint/explicit-function-return-type": "off",
+          "@typescript-eslint/explicit-module-boundary-types": "error",
+          "@typescript-eslint/no-confusing-non-null-assertion": "error",
           "@typescript-eslint/no-duplicate-enum-values": "error",
           "@typescript-eslint/no-empty-object-type": "error",
-          "@typescript-eslint/no-explicit-any": "error",
+          "@typescript-eslint/no-explicit-any": "off",
           "@typescript-eslint/no-extra-non-null-assertion": "error",
+          "@typescript-eslint/no-import-type-side-effects": "error",
+          "@typescript-eslint/no-inferrable-types": "error",
           "@typescript-eslint/no-misused-new": "error",
           "@typescript-eslint/no-namespace": "error",
           "@typescript-eslint/no-non-null-asserted-optional-chain": "error",
+          "@typescript-eslint/no-non-null-assertion": "off",
           "@typescript-eslint/no-require-imports": "error",
           "@typescript-eslint/no-this-alias": "error",
           "@typescript-eslint/no-unnecessary-type-constraint": "error",
@@ -122,22 +96,17 @@ exports[`puppeteer > puppeteer 1`] = `
           "@typescript-eslint/no-unsafe-function-type": "error",
           "@typescript-eslint/no-wrapper-object-types": "error",
           "@typescript-eslint/prefer-as-const": "error",
+          "@typescript-eslint/prefer-for-of": "error",
+          "@typescript-eslint/prefer-function-type": "error",
           "@typescript-eslint/prefer-namespace-keyword": "error",
+          "@typescript-eslint/prefer-ts-expect-error": "error",
           "@typescript-eslint/triple-slash-reference": "error",
           "no-array-constructor": "error",
-          "no-unused-expressions": "error",
-          "no-unused-vars": "error",
-        },
-      },
-      {
-        "files": [
-          "**/*.ts",
-        ],
-        "rules": {
           "no-class-assign": "off",
           "no-const-assign": "off",
           "no-dupe-class-members": "off",
           "no-dupe-keys": "off",
+          "no-empty-function": "off",
           "no-func-assign": "off",
           "no-import-assign": "off",
           "no-new-native-nonconstructor": "off",
@@ -146,6 +115,14 @@ exports[`puppeteer > puppeteer 1`] = `
           "no-setter-return": "off",
           "no-this-before-super": "off",
           "no-unsafe-negation": "off",
+          "no-unused-expressions": "error",
+          "no-unused-vars": [
+            "error",
+            {
+              "argsIgnorePattern": "^_",
+              "varsIgnorePattern": "^_",
+            },
+          ],
           "no-with": "off",
           "prefer-rest-params": "error",
           "prefer-spread": "error",
@@ -158,19 +135,6 @@ exports[`puppeteer > puppeteer 1`] = `
         "plugins": [
           "typescript",
         ],
-        "rules": {
-          "@typescript-eslint/adjacent-overload-signatures": "error",
-          "@typescript-eslint/array-type": "error",
-          "@typescript-eslint/ban-tslint-comment": "error",
-          "@typescript-eslint/consistent-generic-constructors": "error",
-          "@typescript-eslint/consistent-indexed-object-style": "error",
-          "@typescript-eslint/consistent-type-definitions": "error",
-          "@typescript-eslint/no-confusing-non-null-assertion": "error",
-          "@typescript-eslint/no-inferrable-types": "error",
-          "@typescript-eslint/prefer-for-of": "error",
-          "@typescript-eslint/prefer-function-type": "error",
-          "no-empty-function": "error",
-        },
       },
       {
         "files": [
@@ -179,35 +143,14 @@ exports[`puppeteer > puppeteer 1`] = `
         "plugins": [
           "typescript",
         ],
-        "rules": {
-          "@typescript-eslint/array-type": [
-            "error",
-            {
-              "default": "array-simple",
-            },
-          ],
-          "@typescript-eslint/consistent-type-definitions": [
-            "error",
-            "interface",
-          ],
-          "@typescript-eslint/consistent-type-imports": "error",
-          "@typescript-eslint/explicit-function-return-type": "off",
-          "@typescript-eslint/explicit-module-boundary-types": "error",
-          "@typescript-eslint/no-explicit-any": "off",
-          "@typescript-eslint/no-import-type-side-effects": "error",
-          "@typescript-eslint/no-non-null-assertion": "off",
-          "@typescript-eslint/no-unsafe-function-type": "error",
-          "@typescript-eslint/no-wrapper-object-types": "error",
-          "@typescript-eslint/prefer-ts-expect-error": "error",
-          "no-empty-function": "off",
-          "no-unused-vars": [
-            "error",
-            {
-              "argsIgnorePattern": "^_",
-              "varsIgnorePattern": "^_",
-            },
-          ],
-        },
+      },
+      {
+        "files": [
+          "**/*.ts",
+        ],
+        "plugins": [
+          "typescript",
+        ],
       },
       {
         "files": [
@@ -413,61 +356,36 @@ exports[`puppeteer --js-plugins > puppeteer--js-plugins 1`] = `
           "**/*.ts",
         ],
         "rules": {
-          "no-class-assign": "off",
-          "no-const-assign": "off",
-          "no-dupe-class-members": "off",
-          "no-dupe-keys": "off",
-          "no-func-assign": "off",
-          "no-import-assign": "off",
-          "no-new-native-nonconstructor": "off",
-          "no-obj-calls": "off",
-          "no-redeclare": "off",
-          "no-setter-return": "off",
-          "no-this-before-super": "off",
-          "no-unsafe-negation": "off",
-          "no-with": "off",
-          "prefer-rest-params": "error",
-          "prefer-spread": "error",
-        },
-      },
-      {
-        "files": [
-          "**/*.ts",
-        ],
-        "rules": {
-          "no-class-assign": "off",
-          "no-const-assign": "off",
-          "no-dupe-class-members": "off",
-          "no-dupe-keys": "off",
-          "no-func-assign": "off",
-          "no-import-assign": "off",
-          "no-new-native-nonconstructor": "off",
-          "no-obj-calls": "off",
-          "no-redeclare": "off",
-          "no-setter-return": "off",
-          "no-this-before-super": "off",
-          "no-unsafe-negation": "off",
-          "no-with": "off",
-          "prefer-rest-params": "error",
-          "prefer-spread": "error",
-        },
-      },
-      {
-        "files": [
-          "**/*.ts",
-        ],
-        "plugins": [
-          "typescript",
-        ],
-        "rules": {
+          "@puppeteer/use-using": "error",
+          "@typescript-eslint/adjacent-overload-signatures": "error",
+          "@typescript-eslint/array-type": [
+            "error",
+            {
+              "default": "array-simple",
+            },
+          ],
           "@typescript-eslint/ban-ts-comment": "error",
+          "@typescript-eslint/ban-tslint-comment": "error",
+          "@typescript-eslint/consistent-generic-constructors": "error",
+          "@typescript-eslint/consistent-indexed-object-style": "error",
+          "@typescript-eslint/consistent-type-definitions": [
+            "error",
+            "interface",
+          ],
+          "@typescript-eslint/consistent-type-imports": "error",
+          "@typescript-eslint/explicit-function-return-type": "off",
+          "@typescript-eslint/explicit-module-boundary-types": "error",
+          "@typescript-eslint/no-confusing-non-null-assertion": "error",
           "@typescript-eslint/no-duplicate-enum-values": "error",
           "@typescript-eslint/no-empty-object-type": "error",
-          "@typescript-eslint/no-explicit-any": "error",
+          "@typescript-eslint/no-explicit-any": "off",
           "@typescript-eslint/no-extra-non-null-assertion": "error",
+          "@typescript-eslint/no-import-type-side-effects": "error",
+          "@typescript-eslint/no-inferrable-types": "error",
           "@typescript-eslint/no-misused-new": "error",
           "@typescript-eslint/no-namespace": "error",
           "@typescript-eslint/no-non-null-asserted-optional-chain": "error",
+          "@typescript-eslint/no-non-null-assertion": "off",
           "@typescript-eslint/no-require-imports": "error",
           "@typescript-eslint/no-this-alias": "error",
           "@typescript-eslint/no-unnecessary-type-constraint": "error",
@@ -475,22 +393,17 @@ exports[`puppeteer --js-plugins > puppeteer--js-plugins 1`] = `
           "@typescript-eslint/no-unsafe-function-type": "error",
           "@typescript-eslint/no-wrapper-object-types": "error",
           "@typescript-eslint/prefer-as-const": "error",
+          "@typescript-eslint/prefer-for-of": "error",
+          "@typescript-eslint/prefer-function-type": "error",
           "@typescript-eslint/prefer-namespace-keyword": "error",
+          "@typescript-eslint/prefer-ts-expect-error": "error",
           "@typescript-eslint/triple-slash-reference": "error",
           "no-array-constructor": "error",
-          "no-unused-expressions": "error",
-          "no-unused-vars": "error",
-        },
-      },
-      {
-        "files": [
-          "**/*.ts",
-        ],
-        "rules": {
           "no-class-assign": "off",
           "no-const-assign": "off",
           "no-dupe-class-members": "off",
           "no-dupe-keys": "off",
+          "no-empty-function": "off",
           "no-func-assign": "off",
           "no-import-assign": "off",
           "no-new-native-nonconstructor": "off",
@@ -499,6 +412,14 @@ exports[`puppeteer --js-plugins > puppeteer--js-plugins 1`] = `
           "no-setter-return": "off",
           "no-this-before-super": "off",
           "no-unsafe-negation": "off",
+          "no-unused-expressions": "error",
+          "no-unused-vars": [
+            "error",
+            {
+              "argsIgnorePattern": "^_",
+              "varsIgnorePattern": "^_",
+            },
+          ],
           "no-with": "off",
           "prefer-rest-params": "error",
           "prefer-spread": "error",
@@ -511,19 +432,14 @@ exports[`puppeteer --js-plugins > puppeteer--js-plugins 1`] = `
         "plugins": [
           "typescript",
         ],
-        "rules": {
-          "@typescript-eslint/adjacent-overload-signatures": "error",
-          "@typescript-eslint/array-type": "error",
-          "@typescript-eslint/ban-tslint-comment": "error",
-          "@typescript-eslint/consistent-generic-constructors": "error",
-          "@typescript-eslint/consistent-indexed-object-style": "error",
-          "@typescript-eslint/consistent-type-definitions": "error",
-          "@typescript-eslint/no-confusing-non-null-assertion": "error",
-          "@typescript-eslint/no-inferrable-types": "error",
-          "@typescript-eslint/prefer-for-of": "error",
-          "@typescript-eslint/prefer-function-type": "error",
-          "no-empty-function": "error",
-        },
+      },
+      {
+        "files": [
+          "**/*.ts",
+        ],
+        "plugins": [
+          "typescript",
+        ],
       },
       {
         "files": [
@@ -535,36 +451,6 @@ exports[`puppeteer --js-plugins > puppeteer--js-plugins 1`] = `
         "plugins": [
           "typescript",
         ],
-        "rules": {
-          "@puppeteer/use-using": "error",
-          "@typescript-eslint/array-type": [
-            "error",
-            {
-              "default": "array-simple",
-            },
-          ],
-          "@typescript-eslint/consistent-type-definitions": [
-            "error",
-            "interface",
-          ],
-          "@typescript-eslint/consistent-type-imports": "error",
-          "@typescript-eslint/explicit-function-return-type": "off",
-          "@typescript-eslint/explicit-module-boundary-types": "error",
-          "@typescript-eslint/no-explicit-any": "off",
-          "@typescript-eslint/no-import-type-side-effects": "error",
-          "@typescript-eslint/no-non-null-assertion": "off",
-          "@typescript-eslint/no-unsafe-function-type": "error",
-          "@typescript-eslint/no-wrapper-object-types": "error",
-          "@typescript-eslint/prefer-ts-expect-error": "error",
-          "no-empty-function": "off",
-          "no-unused-vars": [
-            "error",
-            {
-              "argsIgnorePattern": "^_",
-              "varsIgnorePattern": "^_",
-            },
-          ],
-        },
       },
       {
         "files": [
@@ -768,93 +654,74 @@ exports[`puppeteer --type-aware > puppeteer--type-aware 1`] = `
       "packages/ng-schematics/src/**/files/",
       "examples/puppeteer-in-browser/out/**/*",
       "examples/puppeteer-in-browser/node_modules/**/*",
-      "examples/puppeteer-in-extension/out/**/*",
-      "examples/puppeteer-in-extension/node_modules/**/*",
-    ],
-    "overrides": [
-      {
-        "files": [
-          "**/*.ts",
-        ],
-        "rules": {
-          "no-class-assign": "off",
-          "no-const-assign": "off",
-          "no-dupe-class-members": "off",
-          "no-dupe-keys": "off",
-          "no-func-assign": "off",
-          "no-import-assign": "off",
-          "no-new-native-nonconstructor": "off",
-          "no-obj-calls": "off",
-          "no-redeclare": "off",
-          "no-setter-return": "off",
-          "no-this-before-super": "off",
-          "no-unsafe-negation": "off",
-          "no-with": "off",
-          "prefer-rest-params": "error",
-          "prefer-spread": "error",
-        },
-      },
-      {
-        "files": [
-          "**/*.ts",
-        ],
-        "rules": {
-          "no-class-assign": "off",
-          "no-const-assign": "off",
-          "no-dupe-class-members": "off",
-          "no-dupe-keys": "off",
-          "no-func-assign": "off",
-          "no-import-assign": "off",
-          "no-new-native-nonconstructor": "off",
-          "no-obj-calls": "off",
-          "no-redeclare": "off",
-          "no-setter-return": "off",
-          "no-this-before-super": "off",
-          "no-unsafe-negation": "off",
-          "no-with": "off",
-          "prefer-rest-params": "error",
-          "prefer-spread": "error",
-        },
-      },
+      "examples/puppeteer-in-extension/out/**/*",
+      "examples/puppeteer-in-extension/node_modules/**/*",
+    ],
+    "overrides": [
       {
         "files": [
           "**/*.ts",
         ],
-        "plugins": [
-          "typescript",
-        ],
         "rules": {
+          "@typescript-eslint/adjacent-overload-signatures": "error",
+          "@typescript-eslint/array-type": [
+            "error",
+            {
+              "default": "array-simple",
+            },
+          ],
           "@typescript-eslint/ban-ts-comment": "error",
+          "@typescript-eslint/ban-tslint-comment": "error",
+          "@typescript-eslint/consistent-generic-constructors": "error",
+          "@typescript-eslint/consistent-indexed-object-style": "error",
+          "@typescript-eslint/consistent-type-definitions": [
+            "error",
+            "interface",
+          ],
+          "@typescript-eslint/consistent-type-imports": "error",
+          "@typescript-eslint/explicit-function-return-type": "off",
+          "@typescript-eslint/explicit-module-boundary-types": "error",
+          "@typescript-eslint/no-confusing-non-null-assertion": "error",
           "@typescript-eslint/no-duplicate-enum-values": "error",
           "@typescript-eslint/no-empty-object-type": "error",
-          "@typescript-eslint/no-explicit-any": "error",
+          "@typescript-eslint/no-explicit-any": "off",
           "@typescript-eslint/no-extra-non-null-assertion": "error",
+          "@typescript-eslint/no-floating-promises": [
+            "error",
+            {
+              "ignoreIIFE": true,
+              "ignoreVoid": true,
+            },
+          ],
+          "@typescript-eslint/no-import-type-side-effects": "error",
+          "@typescript-eslint/no-inferrable-types": "error",
           "@typescript-eslint/no-misused-new": "error",
           "@typescript-eslint/no-namespace": "error",
           "@typescript-eslint/no-non-null-asserted-optional-chain": "error",
+          "@typescript-eslint/no-non-null-assertion": "off",
           "@typescript-eslint/no-require-imports": "error",
           "@typescript-eslint/no-this-alias": "error",
+          "@typescript-eslint/no-unnecessary-template-expression": "error",
           "@typescript-eslint/no-unnecessary-type-constraint": "error",
           "@typescript-eslint/no-unsafe-declaration-merging": "error",
           "@typescript-eslint/no-unsafe-function-type": "error",
           "@typescript-eslint/no-wrapper-object-types": "error",
           "@typescript-eslint/prefer-as-const": "error",
+          "@typescript-eslint/prefer-for-of": "error",
+          "@typescript-eslint/prefer-function-type": "error",
           "@typescript-eslint/prefer-namespace-keyword": "error",
+          "@typescript-eslint/prefer-ts-expect-error": "error",
+          "@typescript-eslint/return-await": [
+            "error",
+            "always",
+          ],
           "@typescript-eslint/triple-slash-reference": "error",
           "no-array-constructor": "error",
-          "no-unused-expressions": "error",
-          "no-unused-vars": "error",
-        },
-      },
-      {
-        "files": [
-          "**/*.ts",
-        ],
-        "rules": {
           "no-class-assign": "off",
           "no-const-assign": "off",
           "no-dupe-class-members": "off",
           "no-dupe-keys": "off",
+          "no-empty-function": "off",
           "no-func-assign": "off",
           "no-import-assign": "off",
           "no-new-native-nonconstructor": "off",
@@ -863,6 +730,14 @@ exports[`puppeteer --type-aware > puppeteer--type-aware 1`] = `
           "no-setter-return": "off",
           "no-this-before-super": "off",
           "no-unsafe-negation": "off",
+          "no-unused-expressions": "error",
+          "no-unused-vars": [
+            "error",
+            {
+              "argsIgnorePattern": "^_",
+              "varsIgnorePattern": "^_",
+            },
+          ],
           "no-with": "off",
           "prefer-rest-params": "error",
           "prefer-spread": "error",
@@ -875,19 +750,6 @@ exports[`puppeteer --type-aware > puppeteer--type-aware 1`] = `
         "plugins": [
           "typescript",
         ],
-        "rules": {
-          "@typescript-eslint/adjacent-overload-signatures": "error",
-          "@typescript-eslint/array-type": "error",
-          "@typescript-eslint/ban-tslint-comment": "error",
-          "@typescript-eslint/consistent-generic-constructors": "error",
-          "@typescript-eslint/consistent-indexed-object-style": "error",
-          "@typescript-eslint/consistent-type-definitions": "error",
-          "@typescript-eslint/no-confusing-non-null-assertion": "error",
-          "@typescript-eslint/no-inferrable-types": "error",
-          "@typescript-eslint/prefer-for-of": "error",
-          "@typescript-eslint/prefer-function-type": "error",
-          "no-empty-function": "error",
-        },
       },
       {
         "files": [
@@ -896,47 +758,14 @@ exports[`puppeteer --type-aware > puppeteer--type-aware 1`] = `
         "plugins": [
           "typescript",
         ],
-        "rules": {
-          "@typescript-eslint/array-type": [
-            "error",
-            {
-              "default": "array-simple",
-            },
-          ],
-          "@typescript-eslint/consistent-type-definitions": [
-            "error",
-            "interface",
-          ],
-          "@typescript-eslint/consistent-type-imports": "error",
-          "@typescript-eslint/explicit-function-return-type": "off",
-          "@typescript-eslint/explicit-module-boundary-types": "error",
-          "@typescript-eslint/no-explicit-any": "off",
-          "@typescript-eslint/no-floating-promises": [
-            "error",
-            {
-              "ignoreIIFE": true,
-              "ignoreVoid": true,
-            },
-          ],
-          "@typescript-eslint/no-import-type-side-effects": "error",
-          "@typescript-eslint/no-non-null-assertion": "off",
-          "@typescript-eslint/no-unnecessary-template-expression": "error",
-          "@typescript-eslint/no-unsafe-function-type": "error",
-          "@typescript-eslint/no-wrapper-object-types": "error",
-          "@typescript-eslint/prefer-ts-expect-error": "error",
-          "@typescript-eslint/return-await": [
-            "error",
-            "always",
-          ],
-          "no-empty-function": "off",
-          "no-unused-vars": [
-            "error",
-            {
-              "argsIgnorePattern": "^_",
-              "varsIgnorePattern": "^_",
-            },
-          ],
-        },
+      },
+      {
+        "files": [
+          "**/*.ts",
+        ],
+        "plugins": [
+          "typescript",
+        ],
       },
       {
         "files": [
@@ -1146,61 +975,35 @@ exports[`puppeteer merge > puppeteer--merge 1`] = `
           "**/*.ts",
         ],
         "rules": {
-          "no-class-assign": "off",
-          "no-const-assign": "off",
-          "no-dupe-class-members": "off",
-          "no-dupe-keys": "off",
-          "no-func-assign": "off",
-          "no-import-assign": "off",
-          "no-new-native-nonconstructor": "off",
-          "no-obj-calls": "off",
-          "no-redeclare": "off",
-          "no-setter-return": "off",
-          "no-this-before-super": "off",
-          "no-unsafe-negation": "off",
-          "no-with": "off",
-          "prefer-rest-params": "error",
-          "prefer-spread": "error",
-        },
-      },
-      {
-        "files": [
-          "**/*.ts",
-        ],
-        "rules": {
-          "no-class-assign": "off",
-          "no-const-assign": "off",
-          "no-dupe-class-members": "off",
-          "no-dupe-keys": "off",
-          "no-func-assign": "off",
-          "no-import-assign": "off",
-          "no-new-native-nonconstructor": "off",
-          "no-obj-calls": "off",
-          "no-redeclare": "off",
-          "no-setter-return": "off",
-          "no-this-before-super": "off",
-          "no-unsafe-negation": "off",
-          "no-with": "off",
-          "prefer-rest-params": "error",
-          "prefer-spread": "error",
-        },
-      },
-      {
-        "files": [
-          "**/*.ts",
-        ],
-        "plugins": [
-          "typescript",
-        ],
-        "rules": {
+          "@typescript-eslint/adjacent-overload-signatures": "error",
+          "@typescript-eslint/array-type": [
+            "error",
+            {
+              "default": "array-simple",
+            },
+          ],
           "@typescript-eslint/ban-ts-comment": "error",
+          "@typescript-eslint/ban-tslint-comment": "error",
+          "@typescript-eslint/consistent-generic-constructors": "error",
+          "@typescript-eslint/consistent-indexed-object-style": "error",
+          "@typescript-eslint/consistent-type-definitions": [
+            "error",
+            "interface",
+          ],
+          "@typescript-eslint/consistent-type-imports": "error",
+          "@typescript-eslint/explicit-function-return-type": "off",
+          "@typescript-eslint/explicit-module-boundary-types": "error",
+          "@typescript-eslint/no-confusing-non-null-assertion": "error",
           "@typescript-eslint/no-duplicate-enum-values": "error",
           "@typescript-eslint/no-empty-object-type": "error",
-          "@typescript-eslint/no-explicit-any": "error",
+          "@typescript-eslint/no-explicit-any": "off",
           "@typescript-eslint/no-extra-non-null-assertion": "error",
+          "@typescript-eslint/no-import-type-side-effects": "error",
+          "@typescript-eslint/no-inferrable-types": "error",
           "@typescript-eslint/no-misused-new": "error",
           "@typescript-eslint/no-namespace": "error",
           "@typescript-eslint/no-non-null-asserted-optional-chain": "error",
+          "@typescript-eslint/no-non-null-assertion": "off",
           "@typescript-eslint/no-require-imports": "error",
           "@typescript-eslint/no-this-alias": "error",
           "@typescript-eslint/no-unnecessary-type-constraint": "error",
@@ -1208,22 +1011,17 @@ exports[`puppeteer merge > puppeteer--merge 1`] = `
           "@typescript-eslint/no-unsafe-function-type": "error",
           "@typescript-eslint/no-wrapper-object-types": "error",
           "@typescript-eslint/prefer-as-const": "error",
+          "@typescript-eslint/prefer-for-of": "error",
+          "@typescript-eslint/prefer-function-type": "error",
           "@typescript-eslint/prefer-namespace-keyword": "error",
+          "@typescript-eslint/prefer-ts-expect-error": "error",
           "@typescript-eslint/triple-slash-reference": "error",
           "no-array-constructor": "error",
-          "no-unused-expressions": "error",
-          "no-unused-vars": "error",
-        },
-      },
-      {
-        "files": [
-          "**/*.ts",
-        ],
-        "rules": {
           "no-class-assign": "off",
           "no-const-assign": "off",
           "no-dupe-class-members": "off",
           "no-dupe-keys": "off",
+          "no-empty-function": "off",
           "no-func-assign": "off",
           "no-import-assign": "off",
           "no-new-native-nonconstructor": "off",
@@ -1232,6 +1030,14 @@ exports[`puppeteer merge > puppeteer--merge 1`] = `
           "no-setter-return": "off",
           "no-this-before-super": "off",
           "no-unsafe-negation": "off",
+          "no-unused-expressions": "error",
+          "no-unused-vars": [
+            "error",
+            {
+              "argsIgnorePattern": "^_",
+              "varsIgnorePattern": "^_",
+            },
+          ],
           "no-with": "off",
           "prefer-rest-params": "error",
           "prefer-spread": "error",
@@ -1244,19 +1050,6 @@ exports[`puppeteer merge > puppeteer--merge 1`] = `
         "plugins": [
           "typescript",
         ],
-        "rules": {
-          "@typescript-eslint/adjacent-overload-signatures": "error",
-          "@typescript-eslint/array-type": "error",
-          "@typescript-eslint/ban-tslint-comment": "error",
-          "@typescript-eslint/consistent-generic-constructors": "error",
-          "@typescript-eslint/consistent-indexed-object-style": "error",
-          "@typescript-eslint/consistent-type-definitions": "error",
-          "@typescript-eslint/no-confusing-non-null-assertion": "error",
-          "@typescript-eslint/no-inferrable-types": "error",
-          "@typescript-eslint/prefer-for-of": "error",
-          "@typescript-eslint/prefer-function-type": "error",
-          "no-empty-function": "error",
-        },
       },
       {
         "files": [
@@ -1265,35 +1058,14 @@ exports[`puppeteer merge > puppeteer--merge 1`] = `
         "plugins": [
           "typescript",
         ],
-        "rules": {
-          "@typescript-eslint/array-type": [
-            "error",
-            {
-              "default": "array-simple",
-            },
-          ],
-          "@typescript-eslint/consistent-type-definitions": [
-            "error",
-            "interface",
-          ],
-          "@typescript-eslint/consistent-type-imports": "error",
-          "@typescript-eslint/explicit-function-return-type": "off",
-          "@typescript-eslint/explicit-module-boundary-types": "error",
-          "@typescript-eslint/no-explicit-any": "off",
-          "@typescript-eslint/no-import-type-side-effects": "error",
-          "@typescript-eslint/no-non-null-assertion": "off",
-          "@typescript-eslint/no-unsafe-function-type": "error",
-          "@typescript-eslint/no-wrapper-object-types": "error",
-          "@typescript-eslint/prefer-ts-expect-error": "error",
-          "no-empty-function": "off",
-          "no-unused-vars": [
-            "error",
-            {
-              "argsIgnorePattern": "^_",
-              "varsIgnorePattern": "^_",
-            },
-          ],
-        },
+      },
+      {
+        "files": [
+          "**/*.ts",
+        ],
+        "plugins": [
+          "typescript",
+        ],
       },
       {
         "files": [
diff --git a/integration_test/__snapshots__/typescript.spec.ts.snap b/integration_test/__snapshots__/typescript.spec.ts.snap
index efa429ac..bed684bd 100644
--- a/integration_test/__snapshots__/typescript.spec.ts.snap
+++ b/integration_test/__snapshots__/typescript.spec.ts.snap
@@ -50,31 +50,6 @@ exports[`typescript > typescript 1`] = `
           "prefer-spread": "error",
         },
       },
-      {
-        "files": [
-          "**/*.ts",
-          "**/*.tsx",
-          "**/*.mts",
-          "**/*.cts",
-        ],
-        "rules": {
-          "no-class-assign": "off",
-          "no-const-assign": "off",
-          "no-dupe-class-members": "off",
-          "no-dupe-keys": "off",
-          "no-func-assign": "off",
-          "no-import-assign": "off",
-          "no-new-native-nonconstructor": "off",
-          "no-obj-calls": "off",
-          "no-redeclare": "off",
-          "no-setter-return": "off",
-          "no-this-before-super": "off",
-          "no-unsafe-negation": "off",
-          "no-with": "off",
-          "prefer-rest-params": "error",
-          "prefer-spread": "error",
-        },
-      },
       {
         "files": [
           "**/*.mjs",
@@ -445,31 +420,6 @@ exports[`typescript --js-plugins > typescript--js-plugins 1`] = `
           "prefer-spread": "error",
         },
       },
-      {
-        "files": [
-          "**/*.ts",
-          "**/*.tsx",
-          "**/*.mts",
-          "**/*.cts",
-        ],
-        "rules": {
-          "no-class-assign": "off",
-          "no-const-assign": "off",
-          "no-dupe-class-members": "off",
-          "no-dupe-keys": "off",
-          "no-func-assign": "off",
-          "no-import-assign": "off",
-          "no-new-native-nonconstructor": "off",
-          "no-obj-calls": "off",
-          "no-redeclare": "off",
-          "no-setter-return": "off",
-          "no-this-before-super": "off",
-          "no-unsafe-negation": "off",
-          "no-with": "off",
-          "prefer-rest-params": "error",
-          "prefer-spread": "error",
-        },
-      },
       {
         "files": [
           "**/*.mjs",
@@ -837,31 +787,6 @@ exports[`typescript --type-aware > typescript--type-aware 1`] = `
           "prefer-spread": "error",
         },
       },
-      {
-        "files": [
-          "**/*.ts",
-          "**/*.tsx",
-          "**/*.mts",
-          "**/*.cts",
-        ],
-        "rules": {
-          "no-class-assign": "off",
-          "no-const-assign": "off",
-          "no-dupe-class-members": "off",
-          "no-dupe-keys": "off",
-          "no-func-assign": "off",
-          "no-import-assign": "off",
-          "no-new-native-nonconstructor": "off",
-          "no-obj-calls": "off",
-          "no-redeclare": "off",
-          "no-setter-return": "off",
-          "no-this-before-super": "off",
-          "no-unsafe-negation": "off",
-          "no-with": "off",
-          "prefer-rest-params": "error",
-          "prefer-spread": "error",
-        },
-      },
       {
         "files": [
           "**/*.mjs",
@@ -956,12 +881,15 @@ exports[`typescript --type-aware > typescript--type-aware 1`] = `
           "@typescript-eslint/no-unsafe-assignment": "off",
           "@typescript-eslint/no-unsafe-call": "off",
           "@typescript-eslint/no-unsafe-enum-comparison": "off",
+          "@typescript-eslint/no-unsafe-function-type": "off",
           "@typescript-eslint/no-unsafe-member-access": "off",
           "@typescript-eslint/no-unsafe-return": "off",
           "@typescript-eslint/no-unsafe-type-assertion": "off",
           "@typescript-eslint/no-unsafe-unary-minus": "off",
+          "@typescript-eslint/no-wrapper-object-types": "off",
           "@typescript-eslint/non-nullable-type-assertion-style": "off",
           "@typescript-eslint/only-throw-error": "off",
+          "@typescript-eslint/prefer-function-type": "off",
           "@typescript-eslint/prefer-includes": "off",
           "@typescript-eslint/prefer-promise-reject-errors": "off",
           "@typescript-eslint/prefer-reduce-type-parameter": "off",
@@ -977,16 +905,6 @@ exports[`typescript --type-aware > typescript--type-aware 1`] = `
           "@typescript-eslint/switch-exhaustiveness-check": "off",
           "@typescript-eslint/unbound-method": "off",
           "@typescript-eslint/use-unknown-in-catch-callback-variable": "off",
-        },
-      },
-      {
-        "files": [
-          "src/lib/*.d.ts",
-        ],
-        "rules": {
-          "@typescript-eslint/no-unsafe-function-type": "off",
-          "@typescript-eslint/no-wrapper-object-types": "off",
-          "@typescript-eslint/prefer-function-type": "off",
           "no-restricted-globals": "off",
           "no-shadow-restricted-names": "off",
           "no-unused-vars": "off",
@@ -1238,31 +1156,6 @@ exports[`typescript merge > typescript--merge 1`] = `
           "prefer-spread": "error",
         },
       },
-      {
-        "files": [
-          "**/*.ts",
-          "**/*.tsx",
-          "**/*.mts",
-          "**/*.cts",
-        ],
-        "rules": {
-          "no-class-assign": "off",
-          "no-const-assign": "off",
-          "no-dupe-class-members": "off",
-          "no-dupe-keys": "off",
-          "no-func-assign": "off",
-          "no-import-assign": "off",
-          "no-new-native-nonconstructor": "off",
-          "no-obj-calls": "off",
-          "no-redeclare": "off",
-          "no-setter-return": "off",
-          "no-this-before-super": "off",
-          "no-unsafe-negation": "off",
-          "no-with": "off",
-          "prefer-rest-params": "error",
-          "prefer-spread": "error",
-        },
-      },
       {
         "files": [
           "**/*.mjs",
diff --git a/src/cleanup.ts b/src/cleanup.ts
index 443cb9d2..e3333489 100644
--- a/src/cleanup.ts
+++ b/src/cleanup.ts
@@ -73,7 +73,7 @@ const cleanUpUselessOverridesEntries = (config: OxlintConfig): void => {
   }
 
   for (const [overrideIndex, override] of config.overrides.entries()) {
-    // the only key left is
+    // If there's only one key left, it can be deleted. An override needs files+plugins or files+rules to make sense.
     if (Object.keys(override).length === 1) {
       delete config.overrides[overrideIndex];
     }
diff --git a/src/plugin_rules.spec.ts b/src/plugin_rules.spec.ts
index 9257ca32..a32810b2 100644
--- a/src/plugin_rules.spec.ts
+++ b/src/plugin_rules.spec.ts
@@ -147,6 +147,49 @@ describe('rules and plugins', () => {
     });
   });
 
+  test('cleanUpUselessOverridesRules with multiple overrides for same files (last-wins)', () => {
+    const config: OxlintConfig = {
+      rules: {
+        'react/react-in-jsx-scope': 'off',
+      },
+      overrides: [
+        {
+          files: ['**/*.ts', '**/*.tsx'],
+          rules: {
+            'react/foobar': 'error',
+            'react/react-in-jsx-scope': 'error',
+          },
+        },
+        {
+          files: ['**/*.ts', '**/*.tsx'],
+          rules: {
+            'react/react-in-jsx-scope': 'off',
+          },
+        },
+      ],
+    };
+
+    cleanUpUselessOverridesRules(config);
+
+    // The final rule wins over the first, so react-in-jsx-scope should end up as "off".
+    expect(config).toStrictEqual({
+      rules: {
+        'react/react-in-jsx-scope': 'off',
+      },
+      overrides: [
+        {
+          files: ['**/*.ts', '**/*.tsx'],
+          rules: {
+            'react/foobar': 'error',
+          },
+        },
+        {
+          files: ['**/*.ts', '**/*.tsx'],
+        },
+      ],
+    });
+  });
+
   test('cleanUpRulesWhichAreCoveredByCategory', () => {
     const config: OxlintConfig = {
       categories: {
diff --git a/src/plugins_rules.ts b/src/plugins_rules.ts
index 2e3dad94..dc2cc4b0 100644
--- a/src/plugins_rules.ts
+++ b/src/plugins_rules.ts
@@ -179,25 +179,72 @@ export const cleanUpUselessOverridesPlugins = (config: OxlintConfig): void => {
     }
   }
 };
+
 export const cleanUpUselessOverridesRules = (config: OxlintConfig): void => {
   if (config.rules === undefined || config.overrides === undefined) {
     return;
   }
 
-  for (const override of config.overrides) {
-    if (override.rules === undefined) {
+  // Build a map of files pattern -> {firstOverrideIndex, finalMergedRules}
+  const filesPatternMap = new Map<
+    string,
+    {
+      firstIndex: number;
+      finalRules: Record<string, Linter.RuleEntry>;
+      indicesToRemove: number[];
+    }
+  >();
+
+  // First pass: merge all overrides with same files pattern
+  for (const [i, override] of config.overrides.entries()) {
+    if (override.files === undefined) {
       continue;
     }
 
-    for (const [rule, settings] of Object.entries(override.rules)) {
-      // when they are the same, delete inside override
-      if (config.rules[rule] === settings) {
-        delete override.rules[rule];
+    const filesKey = JSON.stringify(override.files);
+    let entry = filesPatternMap.get(filesKey);
+
+    if (!entry) {
+      entry = {
+        firstIndex: i,
+        finalRules: {},
+        indicesToRemove: [],
+      };
+      filesPatternMap.set(filesKey, entry);
+    } else {
+      // Mark this duplicate for removal
+      entry.indicesToRemove.push(i);
+    }
+
+    // Merge rules with last-wins semantics
+    if (override.rules) {
+      Object.assign(entry.finalRules, override.rules);
+    }
+  }
+
+  // Second pass: update first occurrence with merged rules and mark duplicates for deletion
+  for (const entry of filesPatternMap.values()) {
+    const firstOverride = config.overrides[entry.firstIndex];
+
+    // Update the first override with the final merged rules
+    firstOverride.rules = entry.finalRules;
+
+    // Remove rules that match root config
+    if (firstOverride.rules) {
+      for (const [rule, settings] of Object.entries(firstOverride.rules)) {
+        if (config.rules[rule] === settings) {
+          delete firstOverride.rules[rule];
+        }
+      }
+
+      if (Object.keys(firstOverride.rules).length === 0) {
+        delete firstOverride.rules;
       }
     }
 
-    if (Object.keys(override.rules).length === 0) {
-      delete override.rules;
+    // Mark duplicate overrides for removal by clearing their rules
+    for (const indexToRemove of entry.indicesToRemove) {
+      delete config.overrides[indexToRemove].rules;
     }
   }
 };