fix: build proper Docker image for arm64

.github/workflows/build-docker.yaml

@@ -1,4 +1,4 @@
-name: Linux-amd64 Docker build & push
+name: Multiplatform Docker build & push
 on:
   push:
   release:
@@ -28,7 +28,8 @@ jobs:
         with:
           image: ${{ env.IMAGENAME }}
           registry: ${{ env.REGISTRY }}
-          platform: linux/amd64
+          multiPlatform: true
+          platform: linux/amd64,linux/arm64
           username: ${{ github.repository_owner }}
           password: ${{ secrets.GITHUB_TOKEN }}
           addLatest: ${{ startsWith(github.ref, 'refs/tags/v') }}

Dockerfile

@@ -38,9 +38,9 @@ RUN GOARCH=$(echo "$TARGETPLATFORM" | cut -d'/' -f2) go build \
    -ldflags="-X 'github.com/getAlby/nostr-wallet-connect/version.Tag=$TAG'" \
    -o main cmd/http/main.go
 
-RUN cp `find /go/pkg/mod/github.com/breez/ |grep linux-amd64 |grep libbreez_sdk_bindings.so` ./
-RUN cp `find /go/pkg/mod/github.com/get\!alby/ | grep x86_64-unknown-linux-gnu | grep libglalby_bindings.so` ./
-RUN cp `find /go/pkg/mod/github.com/get\!alby/ | grep x86_64-unknown-linux-gnu | grep libldk_node.so` ./
+COPY ./build/docker/copy_dylibs.sh .
+RUN chmod +x copy_dylibs.sh
+RUN ./copy_dylibs.sh $(echo "$TARGETPLATFORM" | cut -d'/' -f2)
 
 # Start a new, final image to reduce size.
 FROM debian as final

build/docker/copy_dylibs.sh

@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+
+ARCH="$1"
+
+if [[ "$ARCH" == "amd64" ]]; then
+    cp "$(go list -m -f "{{.Dir}}" github.com/breez/breez-sdk-go)"/breez_sdk/lib/linux-amd64/libbreez_sdk_bindings.so ./
+    cp "$(go list -m -f "{{.Dir}}" github.com/getAlby/glalby-go)"/glalby/x86_64-unknown-linux-gnu/libglalby_bindings.so ./
+    cp "$(go list -m -f "{{.Dir}}" github.com/getAlby/ldk-node-go)"/ldk_node/x86_64-unknown-linux-gnu/libldk_node.so ./
+elif [[ "$ARCH" == "arm64" ]]; then
+    cp "$(go list -m -f "{{.Dir}}" github.com/breez/breez-sdk-go)"/breez_sdk/lib/linux-aarch64/libbreez_sdk_bindings.so ./
+    cp "$(go list -m -f "{{.Dir}}" github.com/getAlby/glalby-go)"/glalby/aarch64-unknown-linux-gnu/libglalby_bindings.so ./
+    cp "$(go list -m -f "{{.Dir}}" github.com/getAlby/ldk-node-go)"/ldk_node/aarch64-unknown-linux-gnu/libldk_node.so ./
+else
+    echo "Invalid ARCH value"
+    exit 1
+fi