Move from travis to github actions.

.github/workflows/ci.yml

@@ -0,0 +1,55 @@
+name: C/C++ CI
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    name: ${{ matrix.name }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        name: [
+          ubuntu-18.04
+        ]
+        include:
+          - name: ubuntu-18.04
+            os: ubuntu-18.04
+
+    steps:
+    - uses: actions/checkout@v1
+      with:
+        submodules: true
+
+    - name: Install
+      run: |
+        wget https://github.com/devkitPro/pacman/releases/download/devkitpro-pacman-1.0.1/devkitpro-pacman.deb -O /tmp/devkitpro-pacman.deb
+        sudo dpkg -i /tmp/devkitpro-pacman.deb
+        yes | sudo dkp-pacman -Syu --needed devkitPPC wut-tools
+        echo ::set-env name=DEVKITPRO::/opt/devkitpro
+        echo ::set-env name=DEVKITPPC::/opt/devkitpro/devkitPPC
+        echo ::set-env name=PATH::$DEVKITPRO/tools/bin:$DEVKITPPC/bin:$PATH
+
+    - name: Build
+      run: |
+        make -j2
+        sudo -E make install
+
+    - name: Build Test
+      run: |
+        cd tests
+        mkdir build && cd build
+        cmake -DCMAKE_TOOLCHAIN_FILE=$DEVKITPRO/wut/share/wut.toolchain.cmake ../
+        make -j2
+
+    - name: Build Samples (Make)
+      run: |
+        cd samples/make
+        make -j2
+
+    - name: Build Samples (CMake)
+      run: |
+        cd samples/cmake
+        mkdir build && cd build
+        cmake -DCMAKE_TOOLCHAIN_FILE=$DEVKITPRO/wut/share/wut.toolchain.cmake ../
+        make -j2

README.md

@@ -1,4 +1,4 @@
-[![Build Status](https://travis-ci.org/devkitPro/wut.svg)](https://travis-ci.org/devkitPro/wut)
+[![Build status](https://github.com/devkitPro/wut/workflows/C%2FC%2B%2B%20CI/badge.svg)](https://github.com/devkitPro/wut/actions?workflow=C%2FC%2B%2B+CI)
 
 # wut
 Let's try make a Wii U Toolchain / SDK for creating rpx/rpl.