chore: add posttest build hooks and fix missing dependencies (#22865)

package.json

@@ -43,6 +43,7 @@
     "test:ci": "npm run test:ci --workspaces --if-present && npm run test:scripts && npm run test:sea-launch",
     "test:scripts": "vitest run --config ./scripts/tests/vitest.config.ts",
     "test:sea-launch": "vitest run sea/sea-launch.test.js",
+    "posttest": "npm run build",
     "test:always_passing_evals": "vitest run --config evals/vitest.config.ts",
     "test:all_evals": "cross-env RUN_EVALS=1 vitest run --config evals/vitest.config.ts",
     "test:e2e": "cross-env VERBOSE=true KEEP_OUTPUT=true npm run test:integration:sandbox:none",

packages/cli/package.json

@@ -20,6 +20,7 @@
     "format": "prettier --write .",
     "test": "vitest run",
     "test:ci": "vitest run",
+    "posttest": "npm run build",
     "typecheck": "tsc --noEmit"
   },
   "files": [

packages/core/package.json

@@ -16,6 +16,7 @@
     "format": "prettier --write .",
     "test": "vitest run",
     "test:ci": "vitest run",
+    "posttest": "npm run build",
     "typecheck": "tsc --noEmit"
   },
   "files": [