build: only build on releases (#92)

stop trying to build image on every PR merge

Author: sbrunato

.github/workflows/package.yml

@@ -2,7 +2,6 @@ name: Build and publish a container image
 
 on:
   push:
-    branches: ['main']
     tags: ['v*']
   workflow_dispatch:
   repository_dispatch:
@@ -75,11 +74,6 @@ jobs:
             org.opencontainers.image.version=${{ env.APP_VERSION }}
             org.opencontainers.image.eodag.version=${{ env.EODAG_VERSION }}
 
-      - name: Install git
-        run: |
-          sudo apt-get update
-          sudo apt-get install -y git
-
       - name: Build and push container image
         id: push
         uses: docker/build-push-action@v6