Fix: The placeholder in PromptEditor is obscured. (#14179)

### What problem does this PR solve?

Fix: The placeholder in PromptEditor is obscured.
### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

web/package.json

@@ -8,15 +8,18 @@
     "build": "vite build --mode production",
     "build-storybook": "storybook build",
     "dev": "vite --host",
-    "lint": "eslint src --ext .ts,.tsx --report-unused-disable-directives --max-warnings 0",
+    "lint": "eslint src --ext .ts,.tsx --report-unused-disable-directives",
     "prepare": "cd .. && husky web/.husky",
     "preview": "vite preview",
     "storybook": "storybook dev -p 6006",
-    "test": "jest --no-cache --coverage"
+    "test": "jest --no-cache --coverage",
+    "type-check": "tsc --noEmit"
   },
   "lint-staged": {
-    "*.{js,jsx,ts,tsx,css,less,json}": [
-      "prettier --write --ignore-unknown"
+    "*.{css,less,json}": "prettier --write --ignore-unknown",
+    "*.{js,jsx,ts,tsx}": [
+      "prettier --write --ignore-unknown",
+      "eslint"
     ]
   },
   "overrides": {

web/src/pages/agent/form/components/prompt-editor/index.tsx

@@ -184,7 +184,7 @@ export const PromptEditor = forwardRef(function PromptEditor(
     onChange,
     onBlur,
     placeholder,
-    showToolbar,
+    showToolbar = true,
     multiLine = true,
     enablePathQueryAutoMerge = true,
     extraOptions,
@@ -237,10 +237,10 @@ export const PromptEditor = forwardRef(function PromptEditor(
           placeholder={
             <div
               className={cn(
-                '-z-10 absolute top-4 left-2 text-text-disabled pointer-events-none',
+                '-z-10 absolute top-1 left-2 text-text-disabled pointer-events-none',
                 {
                   'truncate max-w-[calc(100%-4rem)]': !multiLine,
-                  'translate-y-9': multiLine,
+                  'top-12': showToolbar,
                 },
               )}
             >