github: devcontainer support force build parameter [skip ci]

.github/workflows/devcontainer.yaml

@@ -7,6 +7,11 @@ name: build devcontainer image
       - master
   # Allows you to run this workflow manually from the Actions tab
   workflow_dispatch:
+    inputs:
+      force:
+        required: true
+        type: boolean
+        default: false
 
 env:
   DIST: bookworm
@@ -26,12 +31,14 @@ jobs:
         run: echo ${{ github.sha }}
 
       - name: Get changed files
+        if: ${{ ! inputs.force }}
         id: changed-files
         uses: tj-actions/changed-files@v40
         with:
           since_last_remote_commit: true
 
       - name: changes in relevant files
+        if: ${{ ! inputs.force }}
         id: changed-files-builder
         uses: tj-actions/changed-files@v40
         with:
@@ -40,15 +47,15 @@ jobs:
             pkg/kamailio/deb/${{ env.DIST }}/**
 
       - name: Login to GitHub Container Registry
-        if: steps.changed-files-builder.outputs.any_changed == 'true'
+        if: steps.changed-files-builder.outputs.any_changed == 'true' || inputs.force
         uses: docker/login-action@v3
         with:
           registry: ghcr.io
           username: ${{ github.repository_owner }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Pre-build dev container image
-        if: steps.changed-files-builder.outputs.any_changed == 'true'
+        if: steps.changed-files-builder.outputs.any_changed == 'true' || inputs.force
         uses: devcontainers/ci@v0.3
         with:
           imageName: ghcr.io/${{ github.repository_owner }}/kamailio-${{ github.ref_name }}-devcontainer