chore: fix fe-sdk-demo not found when install

examples/server/.gitignore

@@ -13,4 +13,5 @@ build-*
 *.db-shm
 *.db-wal
 *.sqlite
-packages/fe-sdk-demo
+packages/fe-sdk-demo/*
+!packages/fe-sdk-demo/package.json

examples/server/packages/fe-sdk-demo/package.json

@@ -0,0 +1,35 @@
+{
+  "name": "fe-sdk-demo",
+  "version": "1.0.0",
+  "main": "lib/index.js",
+  "scripts": {
+    "tsc:build": "tsc --project tsconfig.json",
+    "doc:build": "typedoc src/**.ts --plugin ./hover.mjs && node write-popover.mjs",
+    "serve": "serve docs"
+  },
+  "dependencies": {
+    "zod": "^3",
+    "axios": "1.6.1",
+    "change-case": "^4.1.2",
+    "kysely": "^0.26.3",
+    "@tanstack/react-query": "^5.14.0",
+    "i18next": "^23.7.13",
+    "intl-pluralrules": "^2.0.1"
+  },
+  "devDependencies": {
+    "typescript": "^5",
+    "typedoc": "^0.25.2",
+    "@tsconfig/recommended": "^1.0.3"
+  },
+  "peerDependencies": {
+    "socket.io-client": "^4.7.2"
+  },
+  "peerDependenciesMeta": {
+    "socket.io-client": {
+      "optional": true
+    }
+  },
+  "files": [
+    "lib"
+  ]
+}