Allow manual workflow triggers

.github/workflows/stage.yml

@@ -3,12 +3,22 @@ name: "Deploy to Staging"
 on:
   pull_request:
     types: [labeled]
+  workflow_dispatch:
+    inputs:
+      server:
+        description: "Staging Server"
+        type: choice
+        required: true
+        options:
+          - staging.openfoodnetwork.org.uk
+          - staging.openfoodnetwork.org.au
+          - staging.coopcircuits.fr
 
 permissions:
   contents: read
 
 jobs:
-  deploy:
+  deploy_pr:
     if: contains(fromJSON('["pr-staged-uk", "pr-staged-au", "pr-staged-fr"]'), github.event.label.name)
     runs-on: ubuntu-latest
     steps:
@@ -30,3 +40,17 @@ jobs:
           elif [[ $LABEL == 'pr-staged-fr' ]]; then
             ssh ofn-deploy@staging.coopcircuits.fr -o LogLevel=ERROR "$BRANCH_NAME"
           fi
+
+  deploy_branch:
+    if: ${{ inputs.server }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Configure deployment key
+        run: |
+          install -m 600 -D /dev/null ~/.ssh/id_rsa
+          echo "${{ secrets.DEPLOYMENT_KEY }}" > ~/.ssh/id_rsa
+          echo "${{ secrets.DEPLOYMENT_HOSTS }}" > ~/.ssh/known_hosts
+
+      - name: Deploy to Staging
+        run: |
+          ssh ofn-deploy@${{ inputs.server }} -o LogLevel=ERROR "$GITHUB_REF"