feat: implement GraphQL file watcher and automatic type generation

- Add automatic .graphql file watching in dev mode
- Implement GraphQL Code Generator integration
- Create resolver auto-discovery system
- Generate TypeScript types from GraphQL schema
- Add type-safe resolver support
- Update playground with example resolvers
- Add necessary dependencies for codegen

BREAKING CHANGE: Module now requires .graphql files instead of .ts schema files

Author: productdevbook

eslint.config.mjs

@@ -0,0 +1,28 @@
+import antfu from '@antfu/eslint-config'
+
+const nitro = {
+  ignores: [
+    '**/core.ts',
+    '**/.output',
+    '**/.nitro',
+    '**/.netlify',
+    '**/.nuxt',
+    '**/*.gen.*',
+    '**/dist',
+    '**/assets',
+    '**/vfs',
+  ],
+}
+export default antfu({
+  ...nitro,
+}, {
+  rules: {
+    'node/prefer-global/process': 'off',
+  },
+}, {
+  files: ['playground/**/*.{ts,js,mjs,cjs}'],
+  rules: {
+    'no-console': 'off',
+    'unused-imports/no-unused-vars': 'off',
+  },
+})

package.json

@@ -20,20 +20,37 @@
     "build": "tsdown",
     "dev": "tsdown --watch",
     "release": "pnpm run build && changelogen --release && npm publish && git push --follow-tags",
-    "playground": "cd playground && pnpm install && pnpm dev"
+    "playground": "cd playground && pnpm install && pnpm dev",
+    "lint": "eslint .",
+    "lint:fix": "eslint . --fix"
   },
   "peerDependencies": {
     "nitropack": "^2.11.13"
   },
   "dependencies": {
+    "@graphql-codegen/core": "^4.0.2",
+    "@graphql-codegen/plugin-helpers": "^5.1.1",
+    "@graphql-codegen/typescript": "^4.1.6",
+    "@graphql-codegen/typescript-resolvers": "^4.5.1",
+    "@graphql-tools/graphql-file-loader": "^8.0.20",
+    "@graphql-tools/load": "^8.1.0",
+    "@graphql-tools/load-files": "^7.0.1",
+    "@graphql-tools/merge": "^9.0.24",
     "@graphql-tools/schema": "^10.0.23",
+    "@graphql-tools/utils": "^10.8.6",
+    "chokidar": "^4.0.3",
+    "consola": "^3.4.2",
     "defu": "^6.1.4",
     "graphql": "^16.11.0",
-    "graphql-yoga": "^5.14.0"
+    "graphql-scalars": "^1.24.2",
+    "graphql-yoga": "^5.14.0",
+    "pathe": "^2.0.3"
   },
   "devDependencies": {
+    "@antfu/eslint-config": "^4.16.2",
     "@types/node": "^20.19.6",
     "changelogen": "^0.6.2",
+    "eslint": "^9.30.1",
     "nitropack": "^2.11.13",
     "tsdown": "^0.12.9",
     "typescript": "^5.8.3"