ci: add branches restriction for build and docker workflows

.github/workflows/build.yml

@@ -2,6 +2,9 @@ name: Build
 
 on:
   push:
+    branches:
+      - main
+      - develop
   pull_request:
 
 jobs:

.github/workflows/docker.yaml

@@ -3,7 +3,8 @@ name: Docker
 on:
   push:
     branches:
-      - "**"
+      - main
+      - develop
     tags:
       - "v*"
   pull_request:

.github/workflows/plugins.yml

@@ -55,6 +55,7 @@ jobs:
         id: docker_build
         uses: docker/build-push-action@v2
         with:
+          load: true
           context: .
           tags: ghcr.io/acouvreur/sablier:local