Main branch, and release drafter excludes

Author: 2m

.github/release-drafter.yml

@@ -2,3 +2,6 @@ template: |
   ## What’s Changed
 
   $CHANGES
+
+exclude-labels:
+  - 'dependencies'

.github/workflows/ci.yml

@@ -4,7 +4,7 @@ name: ci
 on:  # yamllint disable-line rule:truthy
   push:
     branches:
-      - master
+      - main
   pull_request:
 
 jobs:

.github/workflows/release-drafter.yml

@@ -3,13 +3,13 @@ name: Release Drafter
 on:  # yamllint disable-line rule:truthy
   push:
     branches:
-      - master
+      - main
 
 jobs:
   update_release_draft:
     runs-on: ubuntu-latest
     steps:
-      # Drafts next Release notes as Pull Requests are merged into "master"
+      # Drafts next Release notes as Pull Requests are merged into "main"
       - uses: release-drafter/release-drafter@v5
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.mergify.yml

@@ -1,7 +1,21 @@
 pull_request_rules:
   - name: automatic merge for Dependabot pull requests
     conditions:
-      - author~=^dependabot(|-preview)\[bot\]$
+      - status-success~=Validate a Pull Request
+      - author=dependabot[bot]
     actions:
       merge:
         method: merge
+
+  - name: Label dependabot PRs
+    conditions:
+      - author=dependabot[bot]
+    actions:
+      label:
+        add: ["dependencies"]
+
+  - name: Delete the PR branch after merge
+    conditions:
+      - merged
+    actions:
+      delete_head_branch: {}