Repository dispatch test - 1

Dispatching repository event from server so that join page repo's workflow will be triggered.
Checked out from image-push-merge branch which has artifact method working.
Once this dispatch method works, might not even need artifacts since repository dispatch has a client_payload option to pass data.

.github/workflows/image_build_push.yml

@@ -7,7 +7,7 @@ name: docker image
 # TODO: Change to master branch once changes are final.
 on:
   push:
-    branches: [ image-push-merge ]
+    branches: [ tags-dispatch ]
 
 
 # Env variable
@@ -59,3 +59,13 @@ jobs:
         name: docker-image-tag
         path: tag_file.txt
         overwrite: true
+
+    - name: Trigger workflow in join-page, admin-dash, public-dash
+        run: |
+          curl -L \
+            -X POST \
+            -H "Accept: application/vnd.github+json" \
+            -H "Authorization: Bearer ${{ secrets.GH_PAT_TAG }}" \
+            -H "X-GitHub-Api-Version: 2022-11-28" \
+            https://api.github.com/repos/MukuFlash03/nrel-openpath-join-page/dispatches \
+            -d '{"event_type":"tags-dispatch","client_payload":{"docker-image-tag":${{ steps.date.outputs.date }}}}'