name: PR build check (mqtt)

# Baut den sensing-server mit aktiviertem mqtt-Feature, damit der
# Per-Node-Discovery-Patch (#899) verifiziert wird.

on:
  push:
    branches: [ "fix/per-node-mqtt-discovery" ]
  pull_request:
  workflow_dispatch:   # erlaubt manuelles Starten ueber den Actions-Tab

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable

      - name: Cache cargo
        uses: Swatinem/rust-cache@v2
        with:
          workspaces: v2

      - name: cargo check (mqtt feature)
        working-directory: v2
        run: cargo check -p wifi-densepose-sensing-server --features mqtt

      - name: cargo build (mqtt feature)
        working-directory: v2
        run: cargo build -p wifi-densepose-sensing-server --features mqtt