Integrate FastMCP

.env.example

@@ -0,0 +1,38 @@
+# Server Configuration
+MCP_HOST=0.0.0.0
+MCP_PORT=4242
+MCP_LOG_LEVEL=INFO
+
+# Redis Configuration
+REDIS_HOST=localhost
+REDIS_PORT=6379
+REDIS_PASSWORD=
+REDIS_DB=0
+
+# Docker Configuration
+DOCKER_HOST=unix:///var/run/docker.sock
+JOERN_IMAGE=joernio/joern:latest
+JOERN_MEMORY_LIMIT=4g
+JOERN_CPU_LIMIT=2
+
+# Session Configuration
+SESSION_TTL=3600
+SESSION_IDLE_TIMEOUT=1800
+MAX_CONCURRENT_SESSIONS=10
+PREWARM_POOL_SIZE=2
+
+# CPG Generation
+CPG_GENERATION_TIMEOUT=600
+MAX_REPO_SIZE_MB=500
+
+# Query Execution
+QUERY_TIMEOUT=30
+QUERY_CACHE_ENABLED=true
+QUERY_CACHE_TTL=300
+
+# Storage
+WORKSPACE_ROOT=/tmp/joern-mcp
+CLEANUP_ON_SHUTDOWN=true
+
+# GitHub (optional)
+GITHUB_TOKEN=

Dockerfile.joern

@@ -0,0 +1,41 @@
+# Dockerfile for Joern - Code Property Graph Analysis Tool
+# This builds a local Joern image with all necessary tools for C/C++ analysis
+
+FROM eclipse-temurin:21-jdk-jammy
+
+# Install system dependencies
+RUN apt-get update && apt-get install -y \
+    curl \
+    git \
+    wget \
+    unzip \
+    build-essential \
+    && rm -rf /var/lib/apt/lists/*
+
+# Set Joern version
+ENV JOERN_VERSION=4.0.429
+ENV JOERN_HOME=/opt/joern
+
+# Download and install Joern from joernio/joern GitHub releases
+RUN mkdir -p ${JOERN_HOME} && \
+    cd /tmp && \
+    wget -q https://github.com/joernio/joern/releases/download/v${JOERN_VERSION}/joern-install.sh && \
+    chmod +x joern-install.sh && \
+    sed -i 's/sudo //g' joern-install.sh && \
+    ./joern-install.sh && \
+    rm -rf joern-install.sh
+
+# Add Joern CLI tools to PATH
+ENV PATH="${JOERN_HOME}/joern-cli:${JOERN_HOME}/joern-cli/bin:${PATH}"
+
+# Create workspace directory
+RUN mkdir -p /workspace /playground
+
+# Set working directory
+WORKDIR /workspace
+
+# Verify installation - check both joern and c2cpg
+RUN joern --help && /opt/joern/joern-cli/c2cpg --help
+
+# Default command - keep container running for interactive use
+CMD ["tail", "-f", "/dev/null"]