Add step to wait for launcher files to be ready (#576)

Adds a small bash script and calls it in CI to block the CI from progressing until the launcher release files are uploaded.

.github/workflows/add-to-project.yml

@@ -0,0 +1,20 @@
+name: add-to-project
+
+on:
+  issues:
+    types:
+      - opened
+  pull_request_target:
+    types:
+      - opened
+
+jobs:
+  add-to-project:
+    name: Add to project
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/add-to-project@v0.5.0
+        with:
+          project-url: "https://github.com/orgs/R2Northstar/projects/3"
+          github-token: "${{ secrets.PROJECT_BOARD_TOKEN }}"
+

.github/workflows/build.yml

@@ -20,6 +20,10 @@ jobs:
   build-northstar:
     runs-on: ubuntu-20.04
     steps:
+      - name: Wait for launcher release build to be ready
+        timeout-minutes: 30 # Only wait for 30 minutes. If we take longer, something probably broke
+        run:
+          bash wait_dl.sh
       - name: Download compiled launcher
         run:
           wget "https://github.com/R2Northstar/NorthstarLauncher/releases/download/${{ env.NORTHSTAR_VERSION }}/northstar-launcher.zip"

.github/workflows/post-to-mastodon.yml

@@ -0,0 +1,17 @@
+name: Post-to-Mastodon
+on:
+  release:
+    types: [published]
+
+jobs:
+  toot:
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Send toot to Mastodon
+        id: mastodon
+        uses: cbrgm/mastodon-github-action@v1
+        with:
+          message: "We just released Northstar ${{ github.event.release.tag_name }}\n\n${{ github.event.release.html_url }}"
+        env:
+          MASTODON_URL: ${{ secrets.MASTODON_URL }}
+          MASTODON_ACCESS_TOKEN: ${{ secrets.MASTODON_ACCESS_TOKEN }}

wait_for_launcher_dl.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+
+# Check if contains command line arg
+if [ -z "$1" ]; then
+    echo "Missing command-line argument."
+    exit 1
+fi
+
+url="https://github.com/R2Northstar/NorthstarLauncher/releases/tag/$1"
+wait_time_seconds=60
+
+# Loop until the response code changes
+while true; do
+    response=$(curl --silent --output /dev/null --write-out "%{http_code}" $url)
+    if [ $response -ne 200 ]; then
+        echo "Response is not 200. Retrying in $wait_time_seconds seconds."
+        sleep $wait_time_seconds
+    else
+        echo "Site is accessible with response code $response."
+        break
+    fi
+done
+
+# 10 second sleep just in case we hit some weird race condition
+# where files are still being uploaded but release is done
+sleep 10