Add action & readme

.github/workflows/save-regs.yml

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+name: Save regs
+
+on:
+  workflow_dispatch:
+
+env:
+  PARTS: (1003)
+
+jobs:
+  save-regs:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Installs htmlq
+        uses: baptiste0928/[email protected]
+          with:
+            crate: htmlq
+            version: "0.4.0"
+
+      - name: Find latest date
+        id: date
+        uses: sergeysova/jq-action@a3f0d4ff59cc1dddf023fc0b325dd75b10deec58
+        with:
+          cmd: "curl -sSL https://www.ecfr.gov/api/versioner/v1/titles.json | jq '.titles[] | select(.number == 12) | .up_to_date_as_of'"
+
+      - name: Fetch and extract parts from eCFR
+        run: |
+          for PART in "${PARTS[@]}"; do
+            curl -sSL "https://www.ecfr.gov/api/renderer/v1/content/enhanced/${DATE}/title-12?chapter=X&part=${PART}" | htmlq -t '.part' | sed '/^$/d' > "./parts/${{ steps.date.outputs.value }}.txt"
+          done
+
+      - name: Test output
+        run: ls -l parts
+
+      - name: Show output
+        run: cat ./parts/1003.txt

README.md

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+# Title 12 Chapter X as text
+Data pulled from [eCFR](https://www.ecfr.gov/current/title-12/chapter-X)