Add issue project automation workflow

This adds automated project management:
- Auto-add new issues to project #6
- Build label automation (B16, B17, etc.)
- Sprint-backlog automation

Author: jordanpadams

.github/workflows/issue-project-automation.yml

@@ -0,0 +1,35 @@
+name: Issue Project Automation
+
+on:
+  issues:
+    types: [opened, labeled, unlabeled]
+
+jobs:
+  # When an issue is opened, add it to default project(s)
+  add-new-issue-to-project:
+    if: github.event.action == 'opened'
+    uses: NASA-PDS/.github/.github/workflows/add-issue-to-project.yml@main
+    with:
+      issue_number: ${{ github.event.issue.number }}
+      repository: ${{ github.repository }}
+      # Update project_numbers below based on your needs
+      # Single project: project_numbers: "6"
+      # Multiple projects: project_numbers: "6,22"
+      project_numbers: "6"
+    secrets:
+      # IMPORTANT: GITHUB_TOKEN does not have permission for org projects
+      # You must create a PAT with 'project' scope and add it as ORG_PROJECT_PAT
+      # See workflow-templates/README.md for setup instructions
+      gh_token: ${{ secrets.ORG_PROJECT_PAT }}
+
+  # When a label is added or removed, handle build labels and sprint-backlog automation
+  handle-label:
+    if: github.event.action == 'labeled' || github.event.action == 'unlabeled'
+    uses: NASA-PDS/.github/.github/workflows/label-to-project.yml@main
+    with:
+      issue_number: ${{ github.event.issue.number }}
+      repository: ${{ github.repository }}
+      label_name: ${{ github.event.label.name }}
+      action: ${{ github.event.action }}
+    secrets:
+      gh_token: ${{ secrets.ORG_PROJECT_PAT }}