Link to system-installed zmq without building

Signed-off-by: Qizhong Mao <[email protected]>

Author: Qizhong Mao

build/container/Dockerfile.gateway

@@ -5,14 +5,8 @@ ARG TARGETARCH
 
 WORKDIR /workspace
 
-# Install build dependencies for static ZMQ
 RUN apt-get update && apt-get install -y \
-    build-essential cmake git wget pkg-config \
-    libtool autoconf automake
-
-# Build static libzmq
-COPY scripts/build-static-zmq.sh /tmp/
-RUN chmod +x /tmp/build-static-zmq.sh && /tmp/build-static-zmq.sh
+    libkrb5-dev libzmq3-dev
 
 # Copy the Go Modules manifests
 COPY go.mod go.mod
@@ -26,14 +20,9 @@ COPY cmd/ cmd/
 COPY api/ api/
 COPY pkg/ pkg/
 
-# Build with static linking
-ENV CGO_ENABLED=1
-ENV CGO_LDFLAGS="-L/usr/local/lib -lzmq -lsodium -lstdc++ -lpthread -lm -static"
-ENV PKG_CONFIG_PATH="/usr/local/lib/pkgconfig"
-
-RUN GOOS=${TARGETOS:-linux} GOARCH=${TARGETARCH} \
+RUN GOOS=${TARGETOS:-linux} GOARCH=${TARGETARCH} CGO_ENABLED=1 \
     go build -tags zmq \
-    -ldflags '-extldflags "-static"' \
+    -ldflags '-extldflags "-lzmq"' \
     -a -o gateway-plugins cmd/plugins/main.go
 
 # Use distroless as minimal base image to package the manager binary