Build Linux binaries on GitHub Actions

.github/workflows/linux-packages.yml

@@ -0,0 +1,15 @@
+name: linux-packages
+on:
+  push:
+    branches: [ main ]
+jobs:
+  build:
+    runs-on: ubuntu-20.04
+    steps:
+    - uses: actions/checkout@v3
+    - name: build
+      run: ./dist.sh x86_64
+    - name: upload
+      uses: actions/upload-artifact@v3
+      with:
+        path: mold-*-linux.tar.gz

dist.sh

@@ -27,7 +27,7 @@ version=$(sed -n 's/^project(mold VERSION \(.*\))/\1/p' $(dirname $0)/CMakeLists
 dest=mold-$version-$arch-linux
 set -e -x
 
-docker run --platform linux/$arch -it --rm -v "$(pwd):/mold" \
+docker run --platform linux/$arch -i --rm -v "$(pwd):/mold" \
   -e "OWNER=$(id -u):$(id -g)" rui314/mold-builder:latest \
   bash -c "mkdir /tmp/build &&
 cd /tmp/build &&