Fix docker workflow (#1186)

* Support alpha and beta releases

* Add local install option

Author: gentlegiantJGC

.github/workflows/docker-image.yml

@@ -1,10 +1,8 @@
-name: Docker Image CI
+name: Build Docker
 
 on:
-  workflow_run:
-    workflows: [Build]
-    types:
-      - completed
+  release:
+    types: [published]
 
 jobs:
   build:
@@ -20,7 +18,7 @@ jobs:
           . \
           --file Dockerfile \
           --tag amulet-editor:latest \
-          --build-arg AMULET_VERSION=${{ github.event.release.tag_name }}
+          --build-arg AMULET_VERSION=LOCAL
 
     - name: Save Docker image to tar archive
       run: |

Dockerfile

@@ -2,8 +2,18 @@ FROM python:3.9-bullseye
 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  # defaults to the latest version if no arg is given in build command.
-RUN pip install amulet-map-editor==$AMULET_VERSION
+ARG AMULET_VERSION=RELEASE  # defaults to the latest version if no arg is given in build command.
+RUN if [ "$AMULET_VERSION" = "LOCAL" ]; then \
+        pip install .; \
+    elif [ "$AMULET_VERSION" = "RELEASE" ]; then \
+        pip install --upgrade --upgrade-strategy eager amulet-map-editor; \
+    elif [ "$AMULET_VERSION" = "BETA" ]; then \
+        pip install --upgrade --upgrade-strategy eager amulet-map-editor>=0b0; \
+    elif [ "$AMULET_VERSION" = "ALPHA" ]; then \
+        pip install --upgrade --upgrade-strategy eager amulet-map-editor>=0a0; \
+    else \
+        pip install --upgrade --upgrade-strategy eager amulet-map-editor==$AMULET_VERSION; \
+    fi
 RUN apt-get install libSDL2-2.0 -y
 
 ENTRYPOINT [ "/usr/local/bin/python", "-m", "amulet_map_editor" ]