Add Dockerfile for Railway MCP server deployment

- Create custom Dockerfile to properly build and deploy MCP server
- Simplify railway.json to rely on Dockerfile configuration
- Ensure mcp_server directory and dependencies are correctly handled
- Set proper PYTHONPATH and port configuration for Railway

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

Dockerfile

@@ -0,0 +1,24 @@
+FROM python:3.10-slim
+
+# Set working directory
+WORKDIR /app
+
+# Install uv for dependency management
+RUN pip install uv
+
+# Copy the entire project
+COPY . .
+
+# Install dependencies for the MCP server
+WORKDIR /app/mcp_server
+RUN uv sync
+
+# Set environment variables
+ENV PORT=8080
+ENV PYTHONPATH=/app:/app/mcp_server
+
+# Expose port for Railway
+EXPOSE 8080
+
+# Run the MCP server
+CMD ["uv", "run", "graphiti_mcp_server.py", "--transport", "sse", "--host", "0.0.0.0", "--port", "8080"]

railway.json

@@ -1,10 +1,6 @@
 {
   "$schema": "https://railway.app/railway.schema.json",
-  "build": {
-    "buildCommand": "cd mcp_server && uv sync"
-  },
   "deploy": {
-    "startCommand": "cd /app/mcp_server && uv run graphiti_mcp_server.py --transport sse --host 0.0.0.0 --port 8080",
     "restartPolicyType": "on_failure",
     "restartPolicyMaxRetries": 10
   }