chore: switch to module ESNext + moduleResolution bundler (#2095)

common/eslint-config/eslint.config.mjs

@@ -36,7 +36,7 @@ export default defineConfig(
         settings: {
             'import/resolver': {
                 typescript: {
-                    // Let the TS resolver handle NodeNext-style imports like "./foo.js"
+                    // Resolve extensionless relative imports (moduleResolution: bundler) to their TS sources
                     extensions: ['.js', '.jsx', '.ts', '.tsx', '.d.ts'],
                     // Use the tsconfig in each package root (when running ESLint from that package)
                     project: 'tsconfig.json'

common/tsconfig/tsconfig.json

@@ -2,8 +2,8 @@
     "compilerOptions": {
         "target": "esnext",
         "lib": ["esnext"],
-        "module": "NodeNext",
-        "moduleResolution": "NodeNext",
+        "module": "ESNext",
+        "moduleResolution": "bundler",
         "noFallthroughCasesInSwitch": true,
         "noUncheckedIndexedAccess": true,
         "noImplicitOverride": true,