Add CI for xwayland

 .github/workflows/ci_build.yml          |  9 ++------
 .github/workflows/ci_build_xwayland.yml | 38 +++++++++++++++++++++++++++++++++
 2 files changed, 40 insertions(+), 7 deletions(-)

diff --git a/.github/workflows/ci_build.yml b/.github/workflows/ci_build.yml
index f8cb452..e6a718c 100644
--- a/.github/workflows/ci_build.yml
+++ b/.github/workflows/ci_build.yml
@@ -1,7 +1,5 @@
 # Build river and run the test suite every time a commit is pushed to master or
 # a pull request is opened against master.
-#
-# TODO: figure out why this didn't work on alpine
 
 on:
   push:
@@ -11,20 +9,17 @@ on:
     branches:
       - master
 
-name: Archliunx CI
+name: Archliunx
 
 jobs:
   build:
-    name: Archliunx CI
+    name: Archliunx
     runs-on: ubuntu-latest
-    #container: alpine:edge
     container: archlinux:latest
 
     steps:
       - name: Install Dependencies
         run: |
-          #apk add --no-cache wlroots-dev
-          #apk add --no-cache -X http://dl-cdn.alpinelinux.org/alpine/edge/testing zig
           pacman -Syu --noconfirm zig wayland-protocols wlroots pkgconf
 
       - name: Checkout Code
diff --git a/.github/workflows/ci_build_xwayland.yml b/.github/workflows/ci_build_xwayland.yml
new file mode 100644
index 0000000..bdcdb51
--- /dev/null
+++ b/.github/workflows/ci_build_xwayland.yml
@@ -0,0 +1,38 @@
+# Build river and run the test suite with xwayland enabled every time a commit
+# is pushed to master or a pull request is opened against master.
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+
+name: Archliunx + Xwayland
+
+jobs:
+  build:
+    name: Archliunx + Xwayland
+    runs-on: ubuntu-latest
+    container: archlinux:latest
+
+    steps:
+      - name: Install Dependencies
+        run: |
+          pacman -Syu --noconfirm zig wayland-protocols wlroots pkgconf
+
+      - name: Checkout Code
+        uses: actions/checkout@master
+
+      - name: build
+        run: |
+          zig build -Dxwayland=true
+
+      - name: test
+        run: |
+          zig build -Dxwayland=true test
+
+      - name: zig fmt
+        run: |
+          zig fmt --check src/**/*.zig