Add ChromaDB implementation

docker-compose.yml

@@ -38,7 +38,7 @@ services:
     #           count: all
     #           capabilities: [gpu]
     healthcheck:
-      test: ["CMD-SHELL", "ollama list || exit 1"]
+      test: [ "CMD-SHELL", "ollama list || exit 1" ]
       interval: 30s
       timeout: 10s
       retries: 3
@@ -72,7 +72,7 @@ services:
     networks:
       - munich-news-network
     healthcheck:
-      test: ["CMD", "redis-cli", "ping"]
+      test: [ "CMD", "redis-cli", "ping" ]
       interval: 30s
       timeout: 10s
       retries: 3
@@ -100,6 +100,24 @@ services:
       timeout: 10s
       retries: 3
 
+  # ChromaDB - Vector Database for AI features
+  chromadb:
+    image: chromadb/chroma:latest
+    container_name: munich-news-chromadb
+    restart: unless-stopped
+    # No ports exposed - only accessible within Docker network
+    environment:
+      - IS_PERSISTENT=TRUE
+    volumes:
+      - chromadb_data:/chroma/chroma
+    networks:
+      - munich-news-network
+    healthcheck:
+      test: [ "CMD", "curl", "-f", "http://localhost:8000/api/v1/heartbeat" ]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+
   # News Crawler - Runs at 6 AM Berlin time
   crawler:
     build:
@@ -120,7 +138,7 @@ services:
     networks:
       - munich-news-network
     healthcheck:
-      test: ["CMD", "python", "-c", "import sys; sys.exit(0)"]
+      test: [ "CMD", "python", "-c", "import sys; sys.exit(0)" ]
       interval: 1m
       timeout: 10s
       retries: 3
@@ -149,7 +167,7 @@ services:
       - munich-news-network
       - proxy
     healthcheck:
-      test: ["CMD", "python", "-c", "import urllib.request; urllib.request.urlopen('http://localhost:5001/health')"]
+      test: [ "CMD", "python", "-c", "import urllib.request; urllib.request.urlopen('http://localhost:5001/health')" ]
       interval: 30s
       timeout: 10s
       retries: 3
@@ -188,7 +206,7 @@ services:
     networks:
       - munich-news-network
     healthcheck:
-      test: ["CMD", "python", "-c", "import urllib.request; urllib.request.urlopen('http://localhost:5002/health')"]
+      test: [ "CMD", "python", "-c", "import urllib.request; urllib.request.urlopen('http://localhost:5002/health')" ]
       interval: 30s
       timeout: 10s
       retries: 3
@@ -214,7 +232,7 @@ services:
     networks:
       - munich-news-network
     healthcheck:
-      test: ["CMD", "python", "-c", "import sys; sys.exit(0)"]
+      test: [ "CMD", "python", "-c", "import sys; sys.exit(0)" ]
       interval: 1m
       timeout: 10s
       retries: 3
@@ -239,7 +257,7 @@ services:
       - munich-news-network
       - proxy
     healthcheck:
-      test: ["CMD", "wget", "--quiet", "--tries=1", "--spider", "http://localhost:3000"]
+      test: [ "CMD", "wget", "--quiet", "--tries=1", "--spider", "http://localhost:3000" ]
       interval: 30s
       timeout: 10s
       retries: 3
@@ -264,6 +282,8 @@ volumes:
     driver: local
   ollama_data:
     driver: local
+  chromadb_data:
+    driver: local
 
 networks:
   munich-news-network: