Post weekly reel to Instagram #4
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| name: Post weekly reel to Instagram | |
| # Generates the week's reel, commits it so GitHub Pages serves it at a public | |
| # URL, then publishes it to Instagram via the Meta Graph API. | |
| # | |
| # Required repo secrets (Settings → Secrets and variables → Actions): | |
| # IG_USER_ID Instagram Business account id | |
| # IG_ACCESS_TOKEN long-lived access token | |
| # See tools/REELS_AUTOMATION.md for the one-time setup. | |
| on: | |
| schedule: | |
| - cron: "0 16 * * 3" # every Wednesday 16:00 UTC | |
| workflow_dispatch: | |
| inputs: | |
| key: | |
| description: "Edition key to post (blank = auto rotation)" | |
| required: false | |
| default: "" | |
| color: | |
| description: "Ink color" | |
| required: false | |
| default: "red" | |
| dry_run: | |
| description: "Build + print only, do not publish" | |
| type: boolean | |
| required: false | |
| default: false | |
| permissions: | |
| contents: write # to commit the generated mp4 | |
| concurrency: | |
| group: post-reel | |
| cancel-in-progress: false | |
| jobs: | |
| post: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - uses: actions/setup-python@v5 | |
| with: | |
| python-version: "3.11" | |
| - name: Install fonts and Python deps | |
| run: | | |
| sudo apt-get update | |
| sudo apt-get install -y fonts-ipafont-gothic fonts-liberation | |
| python -m pip install --upgrade pip | |
| pip install pillow numpy imageio-ffmpeg | |
| - name: Resolve edition key | |
| id: pick | |
| run: | | |
| KEY="${{ github.event.inputs.key }}" | |
| if [ -z "$KEY" ]; then | |
| KEY=$(python - <<'PY' | |
| import json, time | |
| src=open("data/editions.js").read(); src=src[src.index("{"):src.rindex("}")+1] | |
| order=json.loads(src).get("plotterOrder") | |
| print(order[int(time.time()//(7*86400))%len(order)]) | |
| PY | |
| ) | |
| fi | |
| COLOR="${{ github.event.inputs.color }}"; COLOR="${COLOR:-red}" | |
| echo "key=$KEY" >> "$GITHUB_OUTPUT" | |
| echo "color=$COLOR" >> "$GITHUB_OUTPUT" | |
| echo "Posting: $KEY ($COLOR)" | |
| - name: Generate reel | |
| run: | | |
| mkdir -p reels | |
| python - <<PY | |
| import sys; sys.path.insert(0, "tools") | |
| import gen_reel | |
| gen_reel.render("${{ steps.pick.outputs.key }}", "${{ steps.pick.outputs.color }}", | |
| dur=15, fps=30, | |
| out="reels/${{ steps.pick.outputs.key }}-${{ steps.pick.outputs.color }}-reel.mp4") | |
| PY | |
| - name: Commit reel so Pages can serve it | |
| run: | | |
| git config user.name "plotflow-bot" | |
| git config user.email "bot@plotflow.io" | |
| git add reels/*.mp4 | |
| if git diff --staged --quiet; then | |
| echo "No change to reel file." | |
| else | |
| git commit -m "Add reel for ${{ steps.pick.outputs.key }} [skip ci]" | |
| git push origin HEAD:${{ github.ref_name }} | |
| fi | |
| - name: Publish to Instagram | |
| env: | |
| IG_USER_ID: ${{ secrets.IG_USER_ID }} | |
| IG_ACCESS_TOKEN: ${{ secrets.IG_ACCESS_TOKEN }} | |
| run: | | |
| ARGS="--key ${{ steps.pick.outputs.key }} --color ${{ steps.pick.outputs.color }}" | |
| if [ "${{ github.event.inputs.dry_run }}" = "true" ]; then ARGS="$ARGS --dry-run"; fi | |
| python tools/post_reel.py $ARGS |