fix(frontend): prettier config

frontend/.prettierignore

@@ -0,0 +1,7 @@
+.next/
+node_modules/
+out/
+coverage/
+public/
+next-env.d.ts
+pnpm-lock.yaml

frontend/.prettierrc.json

@@ -0,0 +1,14 @@
+{
+  "semi": true,
+  "singleQuote": true,
+  "jsxSingleQuote": true,
+  "trailingComma": "all",
+  "printWidth": 80,
+  "tabWidth": 2,
+  "useTabs": false,
+  "bracketSpacing": true,
+  "bracketSameLine": false,
+  "arrowParens": "always",
+  "endOfLine": "lf",
+  "proseWrap": "preserve"
+}

frontend/package.json

@@ -9,7 +9,8 @@
     "build": "next build",
     "build:embed": "NEXT_STANDALONE_EXPORT=true next build",
     "start": "next start -p 3010",
-    "lint": "eslint"
+    "lint": "eslint",
+    "format": "prettier --write ."
   },
   "dependencies": {
     "@codemirror/lang-sql": "^6.10.0",
@@ -58,6 +59,7 @@
     "next": "16.2.7",
     "next-themes": "^0.4.6",
     "pinyin-match": "^1.2.10",
+    "prettier": "^3.9.5",
     "radix-ui": "^1.4.3",
     "react": "19.2.3",
     "react-day-picker": "^9.11.1",

frontend/pnpm-lock.yaml

@@ -146,6 +146,9 @@ importers:
       pinyin-match:
         specifier: ^1.2.10
         version: 1.2.10
+      prettier:
+        specifier: ^3.9.5
+        version: 3.9.5
       radix-ui:
         specifier: ^1.4.3
         version: 1.4.3(@types/react-dom@19.2.2(@types/react@19.2.2))(@types/react@19.2.2)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
@@ -3261,6 +3264,11 @@ packages:
     resolution: {integrity: sha512-vkcDPrRZo1QZLbn5RLGPpg/WmIQ65qoWWhcGKf/b5eplkkarX0m9z8ppCat4mlOqUsWpyNuYgO3VRyrYHSzX5g==}
     engines: {node: '>= 0.8.0'}
 
+  prettier@3.9.5:
+    resolution: {integrity: sha512-/FVl766LpUfB5vXgCYOYa0MeV/441Ia99AeICQIQFTY/Nw0roZwULcXpku5i1/m5kt/baz+s4Zogspd839HSMg==}
+    engines: {node: '>=14'}
+    hasBin: true
+
   prismjs@1.30.0:
     resolution: {integrity: sha512-DEvV2ZF2r2/63V+tK8hQvrR2ZGn10srHbXviTlcv7Kpzw8jWiNTqbVgjO3IY8RxrrOUF8VPMQQFysYYYv0YZxw==}
     engines: {node: '>=6'}
@@ -7175,6 +7183,8 @@ snapshots:
 
   prelude-ls@1.2.1: {}
 
+  prettier@3.9.5: {}
+
   prismjs@1.30.0: {}
 
   prop-types@15.8.1: