feat: add react-router-dom dependency and maintain text prompt persistence per label

- Install missing react-router-dom package for routing support
- Implement per-label text prompt persistence in localStorage
- Auto-load saved prompts when switching labels
- Save prompts after successful inference runs
- Prompts persist across image navigation within session

Author: AIViz-Tech

apps/web/package-lock.json

@@ -22,7 +22,7 @@
     "react-dom": "^19.2.0",
     "react-hot-toast": "^2.6.0",
     "react-konva": "^19.2.1",
-    "react-router-dom": "^6.30.2",
+    "react-router-dom": "^6.30.3",
     "tailwind-merge": "^3.4.0"
   },
   "devDependencies": {

apps/web/package.json

@@ -87,31 +87,19 @@ export function TextPromptPanel({
     if (labelId) {
       const savedPrompt = labelPrompts[labelId] || ''
       setTextPrompt(savedPrompt)
-      console.log(`[TextPrompt] Loaded saved prompt for label ${labelId}:`, savedPrompt)
     }
-  }, [labelId, labelPrompts]) // Load when label ID changes or prompts update
+  }, [labelId]) // Load when label ID changes
 
   // Notify parent of text prompt changes for indicator display
   useEffect(() => {
     onTextPromptChange?.(textPrompt)
   }, [textPrompt, onTextPromptChange])
 
-  // Save text prompt for current label to localStorage whenever it changes
-  useEffect(() => {
-    if (labelId && textPrompt) {
-      const updated = { ...labelPrompts, [labelId]: textPrompt }
-      setLabelPrompts(updated)
-      localStorage.setItem('labelTextPrompts', JSON.stringify(updated))
-      console.log(`[TextPrompt] Auto-saved prompt for label ${labelId}:`, textPrompt)
-    }
-  }, [textPrompt, labelId])
-
-  // Save text prompt for current label to localStorage (manual save)
+  // Save text prompt for current label to localStorage
   const savePromptForLabel = (labelIdToSave: string, prompt: string) => {
     const updated = { ...labelPrompts, [labelIdToSave]: prompt }
     setLabelPrompts(updated)
     localStorage.setItem('labelTextPrompts', JSON.stringify(updated))
-    console.log(`[TextPrompt] Manually saved prompt for label ${labelIdToSave}:`, prompt)
   }
 
   // Reset auto-apply state only when switching away from auto-apply mode