Add arch container that would have caught mi_free bug (#787)

This hopefully would have caught:
#780

Author: HalFrgrd

.github/workflows/release.yml

@@ -123,15 +123,20 @@ jobs:
           gh release edit "${{ needs.create-release.outputs.version }}" --prerelease --draft=false --repo HalFrgrd/flyline
 
   test-installation:
-    name: test-installation
+    name: test-installation (${{ matrix.target }})
     needs: [create-release, publish-release]
     runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        target: [install-test-alpine, install-test-ubuntu, install-test-arch, install-test-bash-3-2-57]
     steps:
       - uses: actions/checkout@v7
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v4
-      - name: Test installation on Alpine and Ubuntu
+      - name: Test installation
         env:
           FLYLINE_INSTALL_VERSION: ${{ needs.create-release.outputs.version }}
         run: |
-          docker buildx bake -f docker-bake.hcl install-test-alpine install-test-ubuntu install-test-bash-3-2-57
+          docker buildx bake -f docker-bake.hcl ${{ matrix.target }}
+

docker-bake.hcl

@@ -249,6 +249,15 @@ target "install-test-ubuntu" {
     }
 }
 
+target "install-test-arch" {
+    context = "."
+    dockerfile = "docker/install_test_arch.Dockerfile"
+    args = {
+        FLYLINE_INSTALL_VERSION = FLYLINE_INSTALL_VERSION
+    }
+}
+
+
 target "install-test-bash-3-2-57" {
     context = "."
     contexts = {

docker/install_test_arch.Dockerfile

@@ -0,0 +1,11 @@
+FROM archlinux:latest
+
+ARG FLYLINE_INSTALL_VERSION
+
+RUN pacman -Syu --noconfirm && \
+    pacman -S --noconfirm curl bash tar
+
+RUN curl -sSfL https://github.com/HalFrgrd/flyline/releases/download/${FLYLINE_INSTALL_VERSION}/install.sh | FLYLINE_INSTALL_VERSION=${FLYLINE_INSTALL_VERSION} sh
+
+# Run bash interactively to load flyline and test that it doesn't crash/fail on Arch Linux's strict dynamic linking environment
+RUN /bin/bash -i -c "flyline --version"