Install from git tag

Author: gentlegiantJGC

.github/workflows/docker-image.yml

@@ -18,7 +18,7 @@ jobs:
           . \
           --file Dockerfile \
           --tag amulet-editor:latest \
-          --build-arg AMULET_VERSION=PATH:$PWD
+          --build-arg AMULET_VERSION=CUSTOM:git+https://github.com/Amulet-Team/Amulet-Map-Editor.git@${{ github.event.release.tag_name }}
 
     - name: Save Docker image to tar archive
       run: |

Dockerfile

@@ -3,8 +3,8 @@ RUN apt-get update && apt install libgtk-3-dev dbus-x11 wget libnotify4 -y
 RUN pip install --upgrade pip
 RUN wget https://extras.wxpython.org/wxPython4/extras/linux/gtk3/debian-11/wxPython-4.2.0-cp39-cp39-linux_x86_64.whl && pip install wxPython-4.2.0-cp39-cp39-linux_x86_64.whl
 ARG AMULET_VERSION=RELEASE  # defaults to the latest version if no arg is given in build command.
-RUN if [ "$(echo "$AMULET_VERSION" | cut -c1-5)" = "PATH:" ]; then \
-        pip install "$(echo "$AMULET_VERSION" | cut -c6-)"; \
+RUN if [ "$(echo "$AMULET_VERSION" | cut -c1-7)" = "CUSTOM:" ]; then \
+        pip install "$(echo "$AMULET_VERSION" | cut -c8-)"; \
     elif [ "$AMULET_VERSION" = "RELEASE" ]; then \
         pip install --upgrade --upgrade-strategy eager amulet-map-editor; \
     elif [ "$AMULET_VERSION" = "BETA" ]; then \