feat: add new theme berry (#860)

* feat: add theme berry

* docs: add development notes

* fix: fix blank page

* chore: update implementation

* fix: fix package.json

* chore: update ui copy

---------

Co-authored-by: JustSong <songquanpeng@foxmail.com>

web/berry/jsconfig.json

@@ -0,0 +1,9 @@
+{
+  "compilerOptions": {
+    "target": "esnext",
+    "module": "commonjs",
+    "baseUrl": "src"
+  },
+  "include": ["src/**/*"],
+  "exclude": ["node_modules"]
+}