Last9 Observability MCP

# Standard MCP Server Dockerfile # This follows typical MCP server patterns for containerized distribution FROM golang:1.24-alpine AS builder # Install build dependencies RUN apk add --no-cache git ca-certificates # Set working directory WORKDIR /app # Copy go mod files COPY go.mod go.sum ./ RUN go mod download # Copy source code COPY . . # Build the application for STDIO mode (default MCP pattern) RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o last9-mcp-server . # Final stage - minimal image for MCP server FROM alpine:latest # Install ca-certificates for HTTPS requests RUN apk --no-cache add ca-certificates # Create non-root user RUN adduser -D -s /bin/sh mcp # Set working directory WORKDIR /home/mcp/ # Copy the binary from builder COPY --from=builder /app/last9-mcp-server . # Change ownership to non-root user RUN chown -R mcp:mcp /home/mcp/ # Switch to non-root user USER mcp # Default to STDIO mode (standard MCP pattern) ENV HTTP_MODE=false # MCP servers typically don't expose ports in STDIO mode # EXPOSE directive omitted intentionally # Run the MCP server in STDIO mode ENTRYPOINT ["./last9-mcp-server"]