Add CI build

.github/workflows/build.yml

@@ -0,0 +1,17 @@
+name: build
+
+on: push
+
+jobs:
+  build:
+    name: Build project
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Install dependencies
+        run: sudo apt-get install -y meson libglfw3-dev libglew-dev libfreeimage-dev
+      - name: Meson Build
+        run: |
+          meson build
+          ninja -C build

README.org

@@ -1,3 +1,5 @@
 * ShaderTool
 
+[[https://github.com/dlozeve/ShaderTool/actions/workflows/build.yml][https://github.com/dlozeve/ShaderTool/actions/workflows/build.yml/badge.svg]]
+
 Live tool for developing OpenGL shaders interactively.