Add GitHub actions build script

This patch adds a way to build on pull requests and pushes ISOs each
time. This js really convinient for people that do not wish to go
through the build process which may be because they cannkt do it for
some reason or another.

Signed-off-by: slendi <slendi@socopon.com>

.github/workflows/build.yml

@@ -0,0 +1,47 @@
+name: Build Application
+
+on:
+  push:
+    branches-ignore:
+      - 'stable'
+    paths-ignore:
+      - '**.md'
+      - 'screenshots/**'
+      - '**/LICENSE'
+  pull_request:
+    paths-ignore:
+      - '**.md'
+      - 'screenshots/**'
+      - '**/LICENSE'
+  workflow_dispatch:
+
+jobs:
+  build:
+    name: Build
+    runs-on: self-hosted
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          submodules: 'true'
+
+      - name: Install Dependencies
+        run: |
+          sudo apt-get -y update
+          sudo apt-get -y install build-essential git xorriso qemu-system-x86
+
+      - name: Build ISOs
+        run: |
+          cd build
+          ./build-iso.sh --headless
+          cd ..
+
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v3
+        with:
+          name: ISOs
+          path: |
+            build/*.iso
+          if-no-files-found: error
+

build/build-iso.sh

@@ -15,8 +15,8 @@ fi
 
 [ "$1" = "--headless" ] && QEMU_HEADLESS='-display none'
 SUDO='none'
-command -v doas && $SUDO=doas
-command -v sudo&& $SUDO=sudo
+command -v doas && SUDO=doas
+command -v sudo && SUDO=sudo
 if [ "$SUDO" = "none" ] ; then
   echo 'No sudo or doas installed. Cannot proceed.'
   exit 1