initial commit

Dockerfile

@@ -0,0 +1,64 @@
+# Build stage
+FROM golang:1.21-alpine AS builder
+
+# Install build dependencies
+RUN apk add --no-cache git
+
+WORKDIR /build
+
+# Copy go mod files first for caching
+COPY go.mod go.sum ./
+RUN go mod download
+
+# Copy source code
+COPY . .
+
+# Build the binary
+RUN CGO_ENABLED=0 GOOS=linux go build -ldflags="-s -w" -o meta-core ./cmd/meta-core
+
+# Runtime stage
+FROM alpine:3.19
+
+# Container registry metadata
+LABEL org.opencontainers.image.source=https://github.com/worph/meta-core
+LABEL org.opencontainers.image.description="MetaMesh meta-core sidecar - leader election, Redis management, HTTP API"
+LABEL org.opencontainers.image.licenses=MIT
+
+# Install runtime dependencies
+RUN apk add --no-cache \
+    redis \
+    bash \
+    ca-certificates
+
+# Create non-root user
+RUN addgroup -S metacore && adduser -S metacore -G metacore
+
+# Copy binary from builder
+COPY --from=builder /build/meta-core /usr/local/bin/meta-core
+
+# Set permissions
+RUN chmod +x /usr/local/bin/meta-core
+
+# Create directories
+RUN mkdir -p /meta-core/locks /meta-core/db/redis /meta-core/services && \
+    chown -R metacore:metacore /meta-core
+
+# Switch to non-root user
+USER metacore
+
+# Environment defaults
+ENV META_CORE_PATH=/meta-core \
+    FILES_PATH=/files \
+    SERVICE_NAME=meta-core \
+    META_CORE_HTTP_PORT=9000 \
+    REDIS_PORT=6379
+
+# Expose HTTP API port
+EXPOSE 9000
+
+# Health check
+HEALTHCHECK --interval=10s --timeout=5s --start-period=5s --retries=3 \
+    CMD wget -q --spider http://localhost:9000/health || exit 1
+
+# Run the binary
+ENTRYPOINT ["/usr/local/bin/meta-core"]