Add Payload Feature Flags plugin with custom endpoints and configurations

tsconfig.json

@@ -0,0 +1,34 @@
+{
+  "compilerOptions": {
+    "baseUrl": ".",
+    "lib": [
+      "DOM",
+      "DOM.Iterable",
+      "ES2022"
+    ],
+    "rootDir": "./",
+    "allowJs": true,
+    "skipLibCheck": true,
+    "strict": true,
+    "esModuleInterop": true,
+    "module": "NodeNext",
+    "moduleResolution": "nodenext",
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "jsx": "preserve",
+    "incremental": true,
+    "emitDeclarationOnly": true,
+    "target": "ES2022",
+    "composite": true,
+    "plugins": [
+      {
+        "name": "next"
+      }
+    ],
+  },
+  "include": [
+    "./src/**/*.ts",
+    "./src/**/*.tsx",
+    "./dev/next-env.d.ts",
+  ],
+}