deployment 13

Dockerfile

@@ -25,9 +25,12 @@ COPY . .
 RUN git lfs pull 2>/dev/null || echo "Git LFS files skipped (may be pre-downloaded)"
 
 # Install Python dependencies
-RUN pip install --no-cache-dir Cython 'numpy<2.0.0' 'scipy<1.14.0'
-RUN pip install --no-cache-dir fakeredis mir_eval
+# Force numpy<2 first to prevent numpy 2.x from being installed
+RUN pip install --no-cache-dir 'numpy<2.0.0' 'scipy<1.14.0' Cython
+RUN pip install --no-cache-dir 'fakeredis[lua]' mir_eval
 RUN pip install --no-cache-dir -r backend/requirements.txt
+# Re-install numpy<2 to override any upgrades from requirements.txt
+RUN pip install --no-cache-dir --force-reinstall 'numpy<2.0.0'
 
 # Create storage directory
 RUN mkdir -p /app/storage && chmod 777 /app/storage
@@ -42,7 +45,7 @@ WORKDIR /app/backend
 ENV API_PORT=7860
 ENV API_HOST=0.0.0.0
 ENV PYTHONPATH=/app/backend
-ENV REDIS_URL=fakeredis://localhost:6379/0
+ENV USE_FAKE_REDIS=true
 
 # Health check
 HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \

backend/main.py

@@ -13,6 +13,7 @@ import json
 import asyncio
 import tempfile
 import shutil
+import os
 from typing import Optional
 from app_config import settings
 from app_utils import validate_youtube_url, check_video_availability
@@ -34,10 +35,15 @@ app = FastAPI(
 )
 
 # Redis client (initialized before middleware)
-redis_client = redis.Redis.from_url(settings.redis_url, decode_responses=True)
-
-# Async Redis client for WebSocket pub/sub
-async_redis_client = redis.asyncio.Redis.from_url(settings.redis_url, decode_responses=True)
+# Use fakeredis if USE_FAKE_REDIS environment variable is set
+if os.getenv('USE_FAKE_REDIS', '').lower() == 'true':
+    import fakeredis
+    redis_client = fakeredis.FakeStrictRedis(decode_responses=True)
+    async_redis_client = fakeredis.FakeAsyncRedis(decode_responses=True)
+    print("Using fakeredis for in-memory caching")
+else:
+    redis_client = redis.Redis.from_url(settings.redis_url, decode_responses=True)
+    async_redis_client = redis.asyncio.Redis.from_url(settings.redis_url, decode_responses=True)
 
 # YourMT3+ transcriber (loaded on startup)
 yourmt3_transcriber: Optional[YourMT3Transcriber] = None

backend/tasks.py

@@ -4,13 +4,19 @@ from celery_app import celery_app
 from pipeline import TranscriptionPipeline, run_transcription_pipeline
 import redis
 import json
+import os
 from datetime import datetime
 from pathlib import Path
 from app_config import settings
 import shutil
 
-# Redis client
-redis_client = redis.Redis.from_url(settings.redis_url, decode_responses=True)
+# Redis client - use fakeredis if USE_FAKE_REDIS is set
+if os.getenv('USE_FAKE_REDIS', '').lower() == 'true':
+    import fakeredis
+    redis_client = fakeredis.FakeStrictRedis(decode_responses=True)
+    print("Using fakeredis for in-memory caching")
+else:
+    redis_client = redis.Redis.from_url(settings.redis_url, decode_responses=True)
 
 
 class TranscriptionTask(Task):