add all issues and PRs to JSON-LD dashboard

Author: pchampin

.github/workflows/add_prs_and_issues_to_project.yml

@@ -0,0 +1,19 @@
+name: Add pull requests and issues to projects
+
+on:
+  pull_request_target:
+    types:
+      - opened
+  issues:
+    types:
+      - opened
+
+jobs:
+  add-to-project:
+    name: Add PR and issues to project
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/add-to-project@v0.4.1
+        with:
+          project-url: https://github.com/orgs/w3c/projects/84
+          github-token: ${{ secrets.ADD_TO_PROJECT_PAT }}