Add job to update odb schema

.github/workflows/update-schema.yml

@@ -0,0 +1,54 @@
+name: Update schemas
+
+on:
+  schedule:
+    # Daily
+    - cron: '0 0 * * *'
+  workflow_dispatch:
+
+permissions:
+  contents: write
+  pull-requests: write
+
+jobs:
+  update-odb-schema:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout current branch (full)
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - name: Generate token
+        id: generate-token
+        uses: tibdex/github-app-token@v2
+        with:
+          app_id: 206840
+          private_key: ${{ secrets.WORKFLOW_GH_TOKEN }}
+      - name: Setup node
+        uses: actions/setup-node@v4
+        with:
+          node-version: 24
+          cache: npm
+
+      - name: Install dependencies and fetch latest ODB schema
+        run: |
+          cd schemas
+          npm ci
+          ./fetchODBSchema.mjs dev
+        env:
+          ODB_API_KEY: ${{ secrets.LUCUMA_DEV_API_KEY }}
+      - name: Create Pull Request
+        id: cpr
+        uses: peter-evans/create-pull-request@v6
+        with:
+          title: Update ODB Schema
+          commit-message: Update ODB Schema
+          committer: lucuma-steward[bot] <106720676+lucuma-steward[bot]@users.noreply.github.com>
+          author: lucuma-steward[bot] <106720676+lucuma-steward[bot]@users.noreply.github.com>
+          branch: steward/update-odb-schema
+          delete-branch: true
+          token: ${{ steps.generate-token.outputs.token }}
+      - name: Check Pull Request
+        run: |
+          echo "Pull Request Number - ${{ steps.cpr.outputs.pull-request-number }}"
+          echo "Pull Request URL - ${{ steps.cpr.outputs.pull-request-url }}"