fix: Pin alpine version to 3.22.1 for consistent builds

Author: developerkunal

Dockerfile.distroless

@@ -35,7 +35,7 @@ RUN CGO_ENABLED=0 GOOS=linux GOARCH=${TARGETARCH} go build \
     ./main.go
 
 # Final minimal stage - using alpine for smaller size
-FROM alpine:latest
+FROM alpine:3.22.1
 
 # Install minimal runtime dependencies
 RUN apk add --no-cache ca-certificates nodejs npm && \