Add Qdrant and ChromaDB support to the project

- Added Qdrant service to both docker-compose files for production and development.
- Updated environment variables in .env.example and settings.py to include Qdrant configuration.
- Included necessary dependencies for Qdrant and ChromaDB in requirements.txt.
- Updated .gitignore to exclude ChromaDB data files.

docker-compose.yaml

@@ -37,6 +37,16 @@ services:
     ports:
       - "6380:6379"  # host:container — سرویس‌ها داخل شبکه از redis:6379 استفاده می‌کنند
 
+  qdrant:
+    image: qdrant/qdrant:latest
+    container_name: ai-qdrant
+    ports:
+      - "6333:6333"  # REST API
+      - "6334:6334"  # gRPC
+    volumes:
+      - qdrant_data:/qdrant/storage
+    restart: unless-stopped
+
   web:
     build: .
     container_name: ai-web
@@ -51,11 +61,15 @@ services:
       DB_HOST: db
       CELERY_BROKER_URL: redis://redis:6379/0
       CELERY_RESULT_BACKEND: redis://redis:6379/0
+      QDRANT_HOST: qdrant
+      QDRANT_PORT: 6333
     depends_on:
       db:
         condition: service_healthy
       redis:
         condition: service_started
+      qdrant:
+        condition: service_started
 
   celery:
     build: .
@@ -78,3 +92,4 @@ services:
 
 volumes:
   ai_mysql_data:
+  qdrant_data: