Create Github actions (#51)

* initial workflow

* fix: wrong container path.

* fix: build run command.

* test: list directory.

* test: list directory.

* fix: add checkout action.

* add setup scripts and instructions.

.github/setup_self_hosted/README.md

@@ -0,0 +1,8 @@
+# Setup self-hosted GitHub runners
+
+Instructions to set up self-hosted GitHub runners.
+
+- Setup the desired machine.
+- Create the runner by following the instructions in `Settings > Actions > Runners > New self-hosted runner`.
+- Run the setup script according to your OS from this directory.
+- (Optional - Linux) run `svc.sh` to make the runner work with `systemd`: `sudo ./svc.sh install && sudo ./svc.sh start`

.github/setup_self_hosted/ubuntu.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+
+# Should be run as root
+
+apt -y update && apt -y upgrade
+apt -y install docker.io
+
+usermod -aG docker $USER

.github/workflows/build_and_test.yaml

@@ -0,0 +1,16 @@
+name: Build and Test QEMU
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  build:
+    runs-on: self-hosted
+    container: registry.gitlab.com/qemu-project/qemu/qemu/ubuntu2204:latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Build QEMU
+        run: mkdir -p build && cd build && ../configure --enable-werror --disable-docs --enable-fdt=system && make -j $(expr $(nproc) + 1)