perf: add nx caching for tests and dev build

- Add _test, _test:int, _test:e2e targets with caching
- Add _dev:build target with caching for Next.js output
- Wrap test and dev:build scripts with nx for cache hits

Author: btc-echo-ben

nx.json

@@ -22,6 +22,23 @@
         "{projectRoot}/tsconfig.json",
         "{projectRoot}/dev/tsconfig.json"
       ]
+    },
+    "_test": {
+      "cache": true,
+      "inputs": ["{projectRoot}/src/**/*", "{projectRoot}/dev/**/*"]
+    },
+    "_test:int": {
+      "cache": true,
+      "inputs": ["{projectRoot}/src/**/*", "{projectRoot}/dev/**/*"]
+    },
+    "_test:e2e": {
+      "cache": true,
+      "inputs": ["{projectRoot}/src/**/*", "{projectRoot}/dev/**/*"]
+    },
+    "_dev:build": {
+      "cache": true,
+      "inputs": ["{projectRoot}/src/**/*", "{projectRoot}/dev/**/*"],
+      "outputs": ["{projectRoot}/dev/.next"]
     }
   },
   "defaultBase": "main"

package.json

@@ -35,7 +35,8 @@
     "clean": "rimraf {dist,*.tsbuildinfo}",
     "copyfiles": "copyfiles -u 1 \"src/**/*.{html,css,scss,ttf,woff,woff2,eot,svg,jpg,png,json}\" dist/",
     "dev": "concurrently -k -n \"WEB,MAIL\" -c \"auto\" \"npm run dev:original\" \"npm run maildev\"",
-    "dev:build": "dotenv -e ./dev/.env.test -- next build dev",
+    "dev:build": "nx run payload-better-auth:_dev:build",
+    "_dev:build": "dotenv -e ./dev/.env.test -- next build dev",
     "dev:original": "dotenv -e ./dev/.env.development -- next dev dev --turbo",
     "dev:start": "dotenv -e ./dev/.env.test -- next start dev",
     "dev:generate-importmap": "npm run dev:payload generate:importmap",
@@ -58,9 +59,12 @@
     "maildev": "maildev --smtp=1025 --web=1080",
     "prepare": "husky",
     "prepublishOnly": "npm run clean && npm run build",
-    "test": "npm run test:int && npm run test:e2e",
-    "test:e2e": "npm run dev:build && dotenv -e ./dev/.env.test -- playwright test",
-    "test:int": "npm run test:setup && dotenv -e ./dev/.env.test -- vitest run",
+    "test": "nx run payload-better-auth:_test",
+    "_test": "npm run test:int && npm run test:e2e",
+    "test:e2e": "nx run payload-better-auth:_test:e2e",
+    "_test:e2e": "npm run dev:build && dotenv -e ./dev/.env.test -- playwright test",
+    "test:int": "nx run payload-better-auth:_test:int",
+    "_test:int": "npm run test:setup && dotenv -e ./dev/.env.test -- vitest run",
     "test:setup": "npm run reset:test",
     "typecheck": "nx run payload-better-auth:_typecheck",
     "_typecheck": "tsc --noEmit -p ./dev/tsconfig.json",