Add workflow_dispatch trigger to deploy-production

Allows manual trigger to build all apps (or specific ones).
Empty input builds web, api, harness. Useful for initial
registry population after migration.

.gitea/workflows/deploy-production.yaml

@@ -3,6 +3,12 @@ name: Deploy Production
 on:
   push:
     branches: [main]
+  workflow_dispatch:
+    inputs:
+      apps:
+        description: "Comma-separated app names to build (leave empty for all)"
+        required: false
+        default: ""
 
 jobs:
   deploy:
@@ -19,7 +25,16 @@ jobs:
       - name: Determine changed apps
         id: changes
         run: |
+          if [ "${{ gitea.event_name }}" = "workflow_dispatch" ]; then
+            INPUT="${{ gitea.event.inputs.apps }}"
+            if [ -z "$INPUT" ]; then
+              APPS="web,api,harness"
+            else
+              APPS="$INPUT"
+            fi
+          else
             APPS=$(pnpm turbo build --filter='...[HEAD~1]' --dry-run=json | jq -r '[.packages[] | select(startswith("@homelab/")) | sub("@homelab/";"") ] | join(",")')
+          fi
           echo "apps=$APPS" >> "$GITHUB_OUTPUT"
 
       - name: Build and push images