ci: link issues and prs to project automatically

.github/workflows/add-issues-to-project.yaml

@@ -0,0 +1,27 @@
+name: Link issue to InNoHassle project
+
+on:
+  issues:
+    types:
+      - opened
+      - reopened
+      - transferred
+  pull_request:
+    types:
+      - opened
+      - reopened
+
+jobs:
+  add-to-project:
+    name: Add issue to project
+    if: github.repository_owner == 'one-zero-eight' # Do not run in forks
+    runs-on: ubuntu-latest
+    permissions: # Permissions granted to the 'GITHUB_TOKEN'
+      contents: read
+      issues:
+      repository-projects: write
+    steps:
+      - uses: actions/add-to-project@v0.5.0
+        with:
+          project-url: https://github.com/orgs/one-zero-eight/projects/4
+          github-token: ${{ secrets.GITHUB_TOKEN }}