chore: add testing workflow

Author: benja2998

.forgejo/workflows/test.yml

@@ -0,0 +1,39 @@
+name: test on push
+
+on:
+  push:
+    branches:
+      - '*'
+  pull_request:
+    branches:
+      - '*'
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Install dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y cmake curl build-essential gcc
+
+      - name: Build with CMake
+        run: |
+          mkdir -p build
+          cd build
+          cmake ..
+          cmake --build .
+
+      - name: Run tests
+        run: |
+          cd build
+          ctest --output-on-failure
+          
+      - name: Run the executable
+        run: |
+          cd build
+          echo "E" | ./multitool++