Use dev branch for dev builds.

.github/workflows/docker-build.yml

@@ -27,13 +27,15 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Determine image tag
-        id: set-tag
+      - name: Determine image tag and branch
+        id: set-tag-branch
         run: |
           if [[ "${{ github.ref }}" == "refs/heads/main" ]]; then
             echo "TAG=latest" >> $GITHUB_ENV
+            echo "BRANCH=main" >> $GITHUB_ENV
           elif [[ "${{ github.ref }}" == "refs/heads/dev" ]]; then
             echo "TAG=dev" >> $GITHUB_ENV
+            echo "BRANCH=dev" >> $GITHUB_ENV
           fi
 
       - name: Convert repository name to lowercase
@@ -46,6 +48,8 @@ jobs:
           file: docker/Dockerfile
           push: true
           platforms: linux/amd64,linux/arm64
+          build-args: |
+            BRANCH=${{ env.BRANCH }}
           tags: |
             ghcr.io/${{ env.REPO_NAME }}:${{ env.TAG }}
             ghcr.io/${{ env.REPO_NAME }}:${{ github.sha }}

docker/Dockerfile

@@ -1,5 +1,8 @@
 FROM python:3.13-slim AS builder
 
+# Define build argument with default value of "main"
+ARG BRANCH=main
+
 ENV PATH="/dispatcharrpy/bin:$PATH" \
     VIRTUAL_ENV=/dispatcharrpy \
     DJANGO_SETTINGS_MODULE=dispatcharr.settings \
@@ -24,7 +27,7 @@ RUN apt-get update && \
         nodejs && \
     python -m pip install virtualenv && \
     virtualenv /dispatcharrpy && \
-    git clone https://github.com/Dispatcharr/Dispatcharr /app && \
+    git clone -b ${BRANCH} https://github.com/Dispatcharr/Dispatcharr /app && \
     cd /app && \
     rm -rf .git && \
     cd /app && \

docker/build-dev.sh

@@ -1,3 +1,3 @@
 #!/bin/bash
 
-docker build -t dispatcharr/dispatcharr:dev -f Dockerfile ..
+docker build --build-arg BRANCH=dev -t dispatcharr/dispatcharr:dev -f Dockerfile ..