feat: add admin permissions voice input analytics and feedback

ai_knowledge_base_v2/apps/backend/app/api/voice.py

@@ -0,0 +1,27 @@
+from __future__ import annotations
+
+from fastapi import APIRouter, Depends, File, UploadFile
+from sqlalchemy.orm import Session
+
+from app.core.database import get_db
+from app.core.dependencies import get_current_user
+from app.core.responses import api_success
+from app.models.user import User
+from app.services.voice_input_service import MAX_UPLOAD_BYTES, VoiceInputService
+
+router = APIRouter()
+
+
+@router.get("/config")
+def voice_config(db: Session = Depends(get_db), _user: User = Depends(get_current_user)) -> dict:
+    return api_success(VoiceInputService.public_config(db))
+
+
+@router.post("/transcribe")
+def transcribe(
+    audio: UploadFile = File(...),
+    db: Session = Depends(get_db),
+    user: User = Depends(get_current_user),
+) -> dict:
+    content = audio.file.read(MAX_UPLOAD_BYTES + 1)
+    return api_success(VoiceInputService.transcribe(db, user.id, content, audio.content_type))