ci: hardcode registry URL and user

.gitea/workflows/release.yml

@@ -5,6 +5,10 @@ on:
     tags:
       - 'v*'
 
+env:
+  REGISTRY: git.igmlcreation.fr
+  REGISTRY_USER: ietm64
+
 jobs:
   build:
     runs-on: ubuntu-latest
@@ -22,8 +26,8 @@ jobs:
       - name: Login to Gitea Registry
         uses: docker/login-action@v3
         with:
-          registry: ${{ vars.REGISTRY_URL }}
-          username: ${{ vars.REGISTRY_USER }}
+          registry: ${{ env.REGISTRY }}
+          username: ${{ env.REGISTRY_USER }}
           password: ${{ secrets.REGISTRY_TOKEN }}
 
       - name: Extract version
@@ -36,5 +40,5 @@ jobs:
           context: ./${{ matrix.component }}
           push: true
           tags: |
-            ${{ vars.REGISTRY_URL }}/loremindmj/${{ matrix.component }}:latest
-            ${{ vars.REGISTRY_URL }}/loremindmj/${{ matrix.component }}:${{ steps.meta.outputs.version }}
+            ${{ env.REGISTRY }}/loremindmj/${{ matrix.component }}:latest
+            ${{ env.REGISTRY }}/loremindmj/${{ matrix.component }}:${{ steps.meta.outputs.version }}