update configuration to use host.docker.internal by default

Author: arjunkmrm

Dockerfile

@@ -15,7 +15,8 @@ RUN pip install --no-cache-dir -r requirements.txt
 COPY src/ /app/src
 
 # Set environment variables for MySQL (these can be overwritten with `docker run -e`)
-ENV MYSQL_HOST=localhost
+ENV MYSQL_HOST=host.docker.internal
+ENV MYSQL_PORT=3306
 ENV MYSQL_USER=your_username
 ENV MYSQL_PASSWORD=your_password
 ENV MYSQL_DATABASE=your_database

smithery.yaml

@@ -6,27 +6,27 @@ startCommand:
     # JSON Schema defining the configuration options for the MCP.
     type: object
     required:
-      - mysqlHost
       - mysqlUser
       - mysqlPassword
       - mysqlDatabase
     properties:
       mysqlHost:
         type: string
-        description: The hostname of the MySQL server.
+        description: "The hostname of the MySQL server. Use localhost for local connections or a specific address for remote databases. For Docker, host.docker.internal allows accessing the host machine."
+        default: "host.docker.internal"
       mysqlPort:
         type: number
-        description: The port of the MySQL server (default: 3306).
+        description: "The port of the MySQL server (default: 3306)."
         default: 3306
       mysqlUser:
         type: string
-        description: The username for MySQL authentication.
+        description: "The username for MySQL authentication."
       mysqlPassword:
         type: string
-        description: The password for MySQL authentication.
+        description: "The password for MySQL authentication."
       mysqlDatabase:
         type: string
-        description: The database to connect to.
+        description: "The database to connect to."
   commandFunction:
     # A function that produces the CLI command to start the MCP on stdio.
     |-