ci: create regress job

.github/workflows/regress.yml

@@ -0,0 +1,46 @@
+name: Regress
+
+on: workflow_dispatch
+
+jobs:
+  run-regress-tests:
+
+    runs-on: ubuntu-latest
+
+    services:
+      ahriman:
+        image: arcan1s/ahriman:edge
+        env:
+          AHRIMAN_PORT: 8080
+          AHRIMAN_UNIX_SOCKET: /var/lib/ahriman/ahriman/ahriman-web.sock
+        options: --privileged -w /build --entrypoint entrypoint-web
+        ports:
+          - 8080
+        volumes:
+          - repo:/var/lib/ahriman
+
+    container:
+      image: arcan1s/ahriman:edge
+      env:
+        AHRIMAN_DEBUG: y
+        AHRIMAN_OUTPUT: console
+        AHRIMAN_PORT: 8080
+        AHRIMAN_UNIX_SOCKET: /var/lib/ahriman/ahriman/ahriman-web.sock
+      options: --privileged
+      volumes:
+        - repo:/var/lib/ahriman
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Create user
+        run: user-add test -p test -R full
+
+      - name: Fetch users
+        run: user-list
+
+      - name: Add package
+        run: package-add --now ahriman
+
+      - name: Update packages
+        run: repo-update