.

.github/workflows/build-and-publish.yml

@@ -35,18 +35,12 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Get UID and GID
-        id: ids
-        run: |
-          echo "USER_UID=$(id -u)" >> $GITHUB_ENV
-          echo "USER_GID=$(id -g)" >> $GITHUB_ENV
-
       - name: Build and push Docker image
         uses: docker/[email protected]
         with:
           context: .
           push: true
           tags: ghcr.io/${{ env.OWNER_LC }}/${{ github.event.repository.name }}:latest
           build-args: |
-            USER_UID=${{ env.USER_UID }}
-            USER_GID=${{ env.USER_GID }}
+            USER_UID=1000
+            USER_GID=1000

Dockerfile

@@ -13,13 +13,7 @@ ARG USER_UID=1000
 ARG USER_GID=1000
 
 # Check if the GID is already in use, if so, find an available GID
-RUN if getent group $USER_GID; then \
-        USER_GID=$(getent group | awk -F: '{if ($3 >= 1000) print $3}' | sort -n | tail -1 | awk '{print $1+1}'); \
-    fi && \
-    if getent passwd $USER_UID; then \
-        USER_UID=$(getent passwd | awk -F: '{if ($3 >= 1000) print $3}' | sort -n | tail -1 | awk '{print $1+1}'); \
-    fi && \
-    addgroup -g $USER_GID $USERNAME && \
+RUN addgroup -g $USER_GID $USERNAME && \
     adduser --disabled-password -u $USER_UID -G $USERNAME $USERNAME && \
     addgroup $USERNAME docker