ci: migrate travis ci to github actions

.github/workflows/CI.yml

@@ -0,0 +1,29 @@
+name: CI
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  test:
+    name: '${{ matrix.platform }} with Java 8'
+    strategy:
+      matrix:
+        platform:
+          - ubuntu-latest
+          - windows-latest
+          - macos-latest
+    runs-on: ${{ matrix.platform }}
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Set up JDK
+        uses: actions/setup-java@v2
+        with:
+          distribution: adopt-hotspot
+          java-version: 8
+      - name: Build and Test
+        run: mvn -B package

README.md

@@ -1,5 +1,8 @@
 # ESUP File Manager
 
+[![Maven Central](https://maven-badges.herokuapp.com/maven-central/org.esupportail.portlet.filemanager/esup-filemanager/badge.svg)](https://maven-badges.herokuapp.com/maven-central/org.esupportail.portlet.filemanager/esup-filemanager)
+[![build status](https://github.com/uPortal-Project/esup-filemanager/workflows/CI/badge.svg?branch=master)](https://github.com/uPortal-Project/esup-filemanager/actions)
+
 > Esup File Manager allows users to perform file management on their home directories.
 
 ## Features