Remove deprecated Travis CI in favor of GitHub Actions

.github/workflows/gh-pages.yml

@@ -0,0 +1,51 @@
+name: Doxygen
+
+on:
+  # Runs on pushes targeting the default branch
+  push:
+    branches: ["main"]
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+# Allow only one concurrent deployment, skipping runs queued between the run in-progress and latest queued.
+# However, do NOT cancel in-progress runs as we want to allow these production deployments to complete.
+concurrency:
+  group: "pages"
+  cancel-in-progress: false
+
+jobs:
+  # Build job
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup Pages
+        uses: actions/configure-pages@v5
+      - name: Install packages
+        run: sudo apt-get install -y doxygen doxygen-doc doxygen-latex doxygen-gui graphviz
+      - name: Build documentation
+        run: cd ${{ github.workspace }}/doc && make
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v3
+        with:
+          path: doc/html
+
+  # Deployment job
+  deploy:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4

README.md

@@ -1,6 +1,6 @@
 MatchLib
 ========
-[![Build Status](https://travis-ci.org/NVlabs/matchlib.svg?branch=master)](https://travis-ci.org/NVlabs/matchlib)
+[![GitHub Pages](https://github.com/NVlabs/matchlib/actions/workflows/gh-pages.yml/badge.svg)](https://github.com/NVlabs/matchlib/actions/workflows/gh-pages.yml)
 
 MatchLib is a SystemC/C++ library of commonly-used hardware functions and components that can
 be synthesized by most commercially-available HLS tools into RTL.