telegram-commits.yml

# .github/workflows/telegram-last-10.yml
name: Telegram – Last 10 Commits (Clean Text)

on:
  push:
    branches: ["**"]
  workflow_dispatch:

permissions:
  contents: read

jobs:
  send:
    runs-on: ubuntu-latest
    environment: SANDBOX   # must have TG_BOT_TOKEN and TG_CHAT_ID
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 50  # enough for recent history

      - name: Build message (plain text)
        id: msg
        shell: bash
        run: |
          set -euo pipefail

          REPO="${{ github.repository }}"
          ACTOR="${{ github.actor }}"
          REF_NAME="${{ github.ref_name }}"
          RUN_URL="${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}"
          REPO_URL="${{ github.server_url }}/${{ github.repository }}"
          ACTOR_URL="https://github.com/${ACTOR}"

          # Get last 10 commit subjects + short hashes
          mapfile -t LINES < <(git log -n 10 --pretty=format:'%s%x1f%h' || true)

          if [[ ${#LINES[@]} -eq 0 ]]; then
            COMMITS="- (no commit messages found)"
          else
            COMMITS=""
            for row in "${LINES[@]}"; do
              IFS=$'\x1f' read -r subj short <<<"$row"
              COMMITS+="- ${subj} (${short}) by ${ACTOR_URL}"$'\n'
            done
            # trim final newline
            COMMITS="${COMMITS%$'\n'}"
          fi

          {
            printf 'text<<MSGEOF\n'
            printf '📣 Last 10 commits\n'
            printf 'Repo: %s\n' "$REPO"
            printf 'By: %s\n' "$ACTOR"
            printf 'Ref: %s\n' "$REF_NAME"
            printf 'Run: %s\n\n' "$RUN_URL"
            printf '%s\n\n' "$COMMITS"
            printf 'Repo: %s\n' "$REPO_URL"
            printf 'MSGEOF\n'
          } >> "$GITHUB_OUTPUT"

      - name: Send to Telegram (plain text)
        shell: bash
        env:
          TG_BOT_TOKEN: ${{ secrets.TG_BOT_TOKEN }}
          TG_CHAT_ID: ${{ secrets.TG_CHAT_ID }}
          TEXT: ${{ steps.msg.outputs.text }}
        run: |
          set -euo pipefail
          [[ -n "${TG_BOT_TOKEN:-}" && -n "${TG_CHAT_ID:-}" ]] || { echo "Missing TG secrets"; exit 1; }

          # No parse_mode -> Telegram treats as plain text. Newlines stay intact.
          curl -sS -X POST "https://api.telegram.org/bot${TG_BOT_TOKEN}/sendMessage" \
            -H 'Content-Type: application/json' \
            -d "$(jq -n --arg chat_id "$TG_CHAT_ID" --arg text "$TEXT" \
                  '{chat_id:$chat_id, text:$text, disable_web_page_preview:true}')" \
          | jq -e '.ok == true' >/dev/null

          echo "✅ Posted last 10 commits to Telegram."