Add workflow_dispatch trigger to ARM64 Docker workflows

Allows manually triggering builds from the Actions tab for testing
without creating a release.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: codelion

.github/workflows/publish-docker-full-arm64.yml

@@ -2,6 +2,7 @@ name: Docker Full ARM64
 on:
   release:
     types: [created]
+  workflow_dispatch:
 
 jobs:
   build:

.github/workflows/publish-docker-offline-arm64.yml

@@ -2,6 +2,7 @@ name: Docker Offline ARM64
 on:
   release:
     types: [created]
+  workflow_dispatch:
 
 jobs:
   build:

.github/workflows/publish-docker-proxy-arm64.yml

@@ -2,6 +2,7 @@ name: Docker Proxy ARM64
 on:
   release:
     types: [created]
+  workflow_dispatch:
 
 jobs:
   build: