Update Typescript to v4.8 (#6567)

* upgrade TS to v4.8

* update prettier to v2.7

* update some eslint plugins

* upgraded changelog

CHANGELOG.unreleased.md

@@ -25,6 +25,7 @@ For upgrade instructions, please check the [migration guide](MIGRATIONS.released
 ### Changed
 - Creating tasks in bulk now also supports referencing task types by their summary instead of id. [#6486](https://github.com/scalableminds/webknossos/pull/6486)
 - Navbar changes: Move dropdown menu into separate Menu button. Removed toggle-button (cog icon)for left-hand side bar from navbar. [#6558](https://github.com/scalableminds/webknossos/pull/6558)
+- Upgraded Typescript to v4.8 [#6567](https://github.com/scalableminds/webknossos/pull/6567)
 
 ### Fixed
 - Fixed a bug where some file requests replied with error 400 instead of 404, confusing some zarr clients. [#6515](https://github.com/scalableminds/webknossos/pull/6515)

frontend/javascripts/oxalis/api/api_latest.ts

@@ -343,7 +343,6 @@ class TracingApi {
       assertExists(tree, `Couldn't find node ${nodeId}.`);
     }
 
-    // @ts-expect-error ts-migrate(2532) FIXME: Object is possibly 'undefined'.
     const comment = tree.comments.find((__) => __.nodeId === nodeId);
     return comment != null ? comment.content : null;
   }

frontend/javascripts/oxalis/api/api_v2.ts

@@ -192,7 +192,6 @@ class TracingApi {
       assertExists(tree, `Couldn't find node ${nodeId}.`);
     }
 
-    // @ts-expect-error ts-migrate(2532) FIXME: Object is possibly 'undefined'.
     const comment = tree.comments.find((__) => __.nodeId === nodeId);
     return comment != null ? comment.content : null;
   }

package.json

@@ -35,8 +35,8 @@
     "@types/react-virtualized": "^9.21.21",
     "@types/sinon": "^10.0.11",
     "@types/url-join": "^4.0.0",
-    "@typescript-eslint/eslint-plugin": "^5.28.0",
-    "@typescript-eslint/parser": "^5.28.0",
+    "@typescript-eslint/eslint-plugin": "^5.40.1",
+    "@typescript-eslint/parser": "^5.40.1",
     "abort-controller": "^3.0.0",
     "ava": "^3.13.0",
     "babel-eslint": "^9.0.0",
@@ -58,9 +58,9 @@
     "eslint-plugin-eslint-comments": "^3.2.0",
     "eslint-plugin-import": "^2.26.0",
     "eslint-plugin-jsx-a11y": "^6.5.1",
-    "eslint-plugin-react": "^7.29.4",
-    "eslint-plugin-react-hooks": "^4.4.0",
-    "eslint_d": "^12.0.0",
+    "eslint-plugin-react": "^7.31.1",
+    "eslint-plugin-react-hooks": "^4.6.0",
+    "eslint_d": "^12.2.1",
     "espree": "^3.5.4",
     "glob": "^7.1.3",
     "husky": "^0.14.3",
@@ -77,7 +77,7 @@
     "pg": "^7.4.1",
     "pixelmatch": "^5.2.0",
     "pngjs": "^3.3.3",
-    "prettier": "2.6.1",
+    "prettier": "2.7.1",
     "proto-loader6": "^0.4.0",
     "puppeteer": "^13.3.2",
     "randomstring": "^1.1.5",
@@ -89,9 +89,8 @@
     "shelljs": "^0.8.5",
     "sinon": "^12.0.1",
     "tmp": "0.0.33",
-    "ts-loader": "^9.2.8",
-    "ts-migrate": "^0.1.28",
-    "typescript": "^4.7.3",
+    "ts-loader": "^9.4.1",
+    "typescript": "^4.8.4",
     "typescript-coverage-report": "^0.6.4",
     "webpack": "^5.66.0",
     "webpack-cli": "^4.9.1",