Impl prettier to project

- Add prettier json config
- Format project with prettier config
- Enable prettier in zed project settings

Signed-off-by: Asai Neko <sugar@sne.moe>

tsconfig.json

@@ -1,5 +1,5 @@
 {
-  "extends": "astro/tsconfigs/strict",
-  "include": [".astro/types.d.ts", "**/*"],
-  "exclude": ["dist"]
+    "extends": "astro/tsconfigs/strict",
+    "include": [".astro/types.d.ts", "**/*"],
+    "exclude": ["dist"]
 }