Add manual trigger support to GitHub Actions

- Add workflow_dispatch trigger for manual documentation deployment
- Allow deploy-docs job to run on manual trigger
- This enables redeployment of subdirectory docs when they get overwritten

Author: AronT-TLV

.github/workflows/CI.yml

@@ -6,6 +6,7 @@ on:
     tags:
       - '*'
   pull_request:
+  workflow_dispatch:  # Manual trigger for documentation deployment
 concurrency:
   # Skip intermediate builds: always.
   # Cancel intermediate builds: only if it is a pull request build.
@@ -41,8 +42,8 @@ jobs:
     name: Deploy Documentation
     runs-on: ubuntu-latest
     needs: test
-    # Only deploy on push to main (not on PRs)
-    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
+    # Only deploy on push to main (not on PRs) OR manual trigger
+    if: (github.event_name == 'push' && github.ref == 'refs/heads/main') || github.event_name == 'workflow_dispatch'
     steps:
       - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@v1