diff --git a/.gitignore b/.gitignore
index 98f879d..6b68276 100644
--- a/.gitignore
+++ b/.gitignore
@@ -36,6 +36,7 @@ env/
 # Project-specific
 /data/
 /config/repositories.json
+docker-compose.yml
 *.db
 *.sqlite
 .env
diff --git a/Dockerfile b/Dockerfile
index b0e1112..ecc8f7d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.11-slim
+FROM python:3.14.7-slim
 
 WORKDIR /app
 
diff --git a/docker-compose.override.yml.example b/docker-compose.override.yml.example
index 7da857e..0134547 100644
--- a/docker-compose.override.yml.example
+++ b/docker-compose.override.yml.example
@@ -1,27 +1,17 @@
-# Optional override file for local development
-# Copy to docker-compose.override.yml and customize
-
 services:
   markmywords:
-    # Enable debug mode
-    environment:
-      FLASK_ENV: development
-      FLASK_DEBUG: 1
-    
-    # Mount SSH keys for private repositories
+    build: .
+    container_name: markmywords
+    expose:
+      - 5000
     volumes:
-      - ~/.ssh:/root/.ssh:ro
-    
-    # Port forwarding examples
-    # ports:
-    #   - "8080:5000"  # Different external port
-    
-    # Additional resource limits
-    # deploy:
-    #   resources:
-    #     limits:
-    #       cpus: '0.5'
-    #       memory: 512M
-    #     reservations:
-    #       cpus: '0.25'
-    #       memory: 256M
+      # Configuration directory with repositories.json
+      - ./config:/config:rw
+      # Data directory for cloned repositories and search index
+      - ./data:/data:rw
+    environment:
+      # Set Flask environment
+      FLASK_ENV: production
+      # Python unbuffered output for real-time logs
+      PYTHONUNBUFFERED: 1
+    restart: unless-stopped
diff --git a/docker-compose.yml b/docker-compose.yml
deleted file mode 100644
index 0e1ab04..0000000
--- a/docker-compose.yml
+++ /dev/null
@@ -1,17 +0,0 @@
-services:
-  markmywords:
-    build: .
-    container_name: markmywords
-    ports:
-      - "5000:5000"
-    volumes:
-      # Configuration directory with repositories.json
-      - ./config:/config:rw
-      # Data directory for cloned repositories and search index
-      - ./data:/data:rw
-    environment:
-      # Set Flask environment
-      FLASK_ENV: production
-      # Python unbuffered output for real-time logs
-      PYTHONUNBUFFERED: 1
-    restart: unless-stopped