Add docs folder tsconfig

docs/tsconfig.json

@@ -0,0 +1,15 @@
+{
+  // see https://www.typescriptlang.org/tsconfig to better understand tsconfigs
+  "include": ["../src"],
+  "compilerOptions": {
+    "lib": ["esnext"],
+    "allowJs": true,
+    "target": "esnext",
+    "resolveJsonModule": true,
+    // match output dir to input dir. e.g. dist/index instead of dist/src/index
+    "rootDir": "../",
+    // use Node's module resolution algorithm, instead of the legacy TS one
+    "moduleResolution": "nodenext",
+    "module": "nodenext",
+  }
+}

tsconfig.json

@@ -11,7 +11,7 @@
     // output .js.map sourcemap files for consumers
     "sourceMap": true,
     // match output dir to input dir. e.g. dist/index instead of dist/src/index
-    // "rootDir": "./src",
+    "rootDir": "./src",
     // stricter type-checking for stronger correctness. Recommended by TS
     "strict": false,
     // linter checks for common issues