chore: update ts config to be stricter

Author: Shuunen

tsconfig.json

@@ -1,28 +1,29 @@
 {
+  "$schema": "https://json.schemastore.org/tsconfig",
   "compilerOptions": {
-    // Enable latest features
-    "lib": ["ESNext", "DOM"],
-    "target": "ESNext",
+    "allowImportingTsExtensions": true,
+    "allowJs": true,
+    "forceConsistentCasingInFileNames": true,
+    "jsx": "react-jsx",
+    "lib": [
+      "ESNext",
+      "DOM"
+    ],
     "module": "ESNext",
     "moduleDetection": "force",
-    "jsx": "react-jsx",
-    "allowJs": true,
-
-    // Bundler mode
     "moduleResolution": "bundler",
-    "allowImportingTsExtensions": true,
-    "verbatimModuleSyntax": true,
     "noEmit": true,
-
-    // Best practices
-    "strict": true,
-    "skipLibCheck": true,
-    "noFallthroughCasesInSwitch": true,
-
-    // Some stricter flags (disabled by default)
-    "noUnusedLocals": false,
-    "noUnusedParameters": false,
+    "noImplicitAny": true,
+    "noImplicitReturns": true,
     "noPropertyAccessFromIndexSignature": false,
-    "exactOptionalPropertyTypes": true
-  }
+    "outDir": "./dist",
+    "skipLibCheck": true,
+    "strict": true,
+    "target": "ESNext",
+    "verbatimModuleSyntax": true
+  },
+  "extends": "@tsconfig/strictest/tsconfig.json",
+  "include": [
+    "src"
+  ]
 }