[BRE-534] Update the CD workflow to not run in a loop (#47)

Author: michalchecinski

.github/workflows/cd.yml

@@ -1,23 +1,22 @@
 name: CD
 
 on:
-  push:
+  pull_request:
+    types:
+      - closed
     branches:
-      - main
-    paths:
-      - "src/**"
+      - 'main'
   workflow_dispatch:
 
 
 jobs:
   version-type:
     name: Get version type
-    if: github.actor != 'bitwarden-devops-bot'
+    if: github.event.pull_request.merged == true
     uses: ./.github/workflows/_version_type.yml
 
   version-bump:
     name: Version bump
-    if: github.actor != 'bitwarden-devops-bot'
     runs-on: ubuntu-24.04
     needs: version-type
     outputs:
@@ -94,7 +93,6 @@ jobs:
 
   release:
     name: GitHub release
-    if: github.actor != 'bitwarden-devops-bot'
     runs-on: ubuntu-22.04
     needs: version-bump
     steps:
@@ -112,7 +110,6 @@ jobs:
 
   deploy:
     name: Deploy workflow-linter (v2)
-    if: github.actor != 'bitwarden-devops-bot'
     runs-on: ubuntu-22.04
     needs: version-bump
     steps: