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Dockerfile

@@ -1,13 +1,19 @@
 FROM python:3.11-slim
 
-# Install FFmpeg
-RUN apt-get update && apt-get install -y ffmpeg && rm -rf /var/lib/apt/lists/*
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends ffmpeg && \
+    rm -rf /var/lib/apt/lists/*
 
-WORKDIR /app
-COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt
+# Create non-root user (HF Spaces requirement)
+RUN useradd -m -u 1000 user
+USER user
+ENV PATH="/home/user/.local/bin:$PATH"
 
-COPY . .
+WORKDIR /home/user/app
+COPY --chown=user:user requirements.txt .
+RUN pip install --no-cache-dir --user -r requirements.txt
+
+COPY --chown=user:user . .
 RUN mkdir -p temp_jobs static
 
 EXPOSE 7860

requirements.txt

@@ -6,5 +6,4 @@ yt-dlp>=2024.1.5
 deep-translator==1.11.4
 edge-tts>=6.1.9
 pydub==0.25.1
-faster-whisper==0.10.0
 requests>=2.31.0

services/transcriber.py

@@ -38,9 +38,16 @@ def transcribe_audio(
     except Exception as e:
         logger.warning(f"HF API failed: {e}. Falling back to local.")
 
-    # Fallback: local faster-whisper
-    logger.info("Using local faster-whisper fallback...")
-    return _transcribe_local(audio_path, output_dir, source_language, progress_callback)
+    # Fallback: local faster-whisper (if installed)
+    try:
+        logger.info("Using local faster-whisper fallback...")
+        return _transcribe_local(audio_path, output_dir, source_language, progress_callback)
+    except Exception as e2:
+        logger.error(f"Local fallback also failed: {e2}")
+        raise RuntimeError(
+            "Transcription failed. HF API may be overloaded. "
+            "Try again in a few minutes or set HF_TOKEN env var for priority access."
+        )
 
 
 def _transcribe_hf_api(