Add comprehensive test suite for image processing and related services

- Implement tests for database generator to ensure proper session handling.
- Create tests for EXIF extraction and conversion functions.
- Add tests for image-related endpoints, ensuring proper data retrieval and isolation between clients.
- Develop tests for OCR functionality, including language detection and text extraction.
- Introduce tests for the image processing pipeline, covering success and failure scenarios.
- Validate rate limiting functionality and ensure independent counters for different clients.
- Implement scraper tests to verify HTML content fetching and error handling.
- Add unit tests for various services, including storage and filename generation.
- Establish worker entry point for ARQ to handle background image processing tasks.

docker-compose.yml

@@ -0,0 +1,66 @@
+version: "3.9"
+
+services:
+  backend:
+    build: .
+    ports:
+      - "8000:8000"
+    volumes:
+      - ./data:/app/data
+    env_file:
+      - .env
+    environment:
+      - DATABASE_URL=sqlite+aiosqlite:///./data/imago.db
+    depends_on:
+      - redis
+    restart: unless-stopped
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:8000/health"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+
+  redis:
+    image: redis:7-alpine
+    ports:
+      - "6379:6379"
+    volumes:
+      - redis_data:/data
+    command: redis-server --appendonly yes
+    restart: unless-stopped
+    healthcheck:
+      test: ["CMD", "redis-cli", "ping"]
+      interval: 10s
+      timeout: 5s
+      retries: 3
+
+  worker:
+    build: .
+    command: python worker.py
+    volumes:
+      - ./data:/app/data
+    env_file:
+      - .env
+    environment:
+      - DATABASE_URL=sqlite+aiosqlite:///./data/imago.db
+    depends_on:
+      - backend
+      - redis
+    restart: unless-stopped
+
+  minio:
+    image: minio/minio
+    ports:
+      - "9000:9000"
+      - "9001:9001"
+    environment:
+      MINIO_ROOT_USER: minioadmin
+      MINIO_ROOT_PASSWORD: minioadmin
+    command: server /data --console-address ":9001"
+    volumes:
+      - minio_data:/data
+    restart: unless-stopped
+
+volumes:
+  redis_data:
+  minio_data: