update tsconfig and oxlint to error if files have no ts extension

Author: marcalexiei

.oxlintrc.jsonc

@@ -21,6 +21,16 @@
     "no-warning-comments": "off",
     "sort-keys": "off",
 
+    "import/extensions": [
+      "error",
+      {
+        "ts": "always",
+        "tsx": "always",
+        "ignorePackages": true,
+        "checkTypeImports": true,
+      },
+    ],
+
     "vitest/no-conditional-in-test": "off",
     "jest/no-conditional-in-test": "off",
 

tsconfig.json

@@ -1,8 +1,8 @@
 {
   "compilerOptions": {
     "target": "esnext",
-    "module": "esnext",
-    "moduleResolution": "bundler",
+    "module": "node16",
+    "moduleResolution": "node16",
     "noEmit": true,
     "strict": true,
     "forceConsistentCasingInFileNames": true,