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Dockerfile

@@ -1,5 +1,5 @@
 # Build stage
-FROM golang:1.24-alpine AS builder
+FROM --platform=$BUILDPLATFORM golang:1.24-alpine AS builder
 
 # Install build dependencies
 RUN apk add --no-cache git make
@@ -16,22 +16,30 @@ RUN go mod download
 # Copy source code
 COPY . .
 
-# Build the application
-RUN go build -v -o telemetry ./cmd/telemetry
+# Build args from buildx
+ARG TARGETOS
+ARG TARGETARCH
+
+# Build static binary for correct platform
+RUN CGO_ENABLED=0 \
+    GOOS=$TARGETOS \
+    GOARCH=$TARGETARCH \
+    go build -trimpath -ldflags="-s -w" \
+    -o telemetry ./cmd/telemetry
 
 # Runtime stage
 FROM alpine:latest
 
+# Set working directory
+WORKDIR /app
+
 # Install runtime dependencies
 RUN apk --no-cache add ca-certificates tzdata
 
 # Create non-root user
 RUN addgroup -g 1000 -S telemetry && \
     adduser -u 1000 -S telemetry -G telemetry
 
-# Set working directory
-WORKDIR /app
-
 # Copy binary from builder
 COPY --from=builder /build/telemetry .
 COPY --from=builder /build/configs ./configs