docs: deploy diagrams with GitHub Pages

Repository links expose the generated HTML as source instead of an interactive diagram. Publishing the docs directory through Pages gives readers a rendered target while keeping non-documentation files out of the public site artifact.

.github/workflows/pages.yml

@@ -0,0 +1,41 @@
+name: Deploy GitHub Pages
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - docs/**
+      - .github/workflows/pages.yml
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+concurrency:
+  group: pages
+  cancel-in-progress: false
+
+jobs:
+  deploy:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v6
+
+      - name: Setup Pages
+        uses: actions/configure-pages@v5
+
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v4
+        with:
+          path: docs
+
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4

README.md

@@ -26,8 +26,8 @@ Keeping the repositories' *git content* up to date remains Gitea's job.
 
 ### Architecture
 
-- [Architecture diagram](docs/architecture/sync_mirrors.architecture.html)
+- [Architecture diagram](https://andre-bzk.github.io/github-to-gitea-mirror/architecture/sync_mirrors.architecture.html)
-- [Sequence diagram](docs/architecture/sync_mirrors.sequence.html)
+- [Sequence diagram](https://andre-bzk.github.io/github-to-gitea-mirror/architecture/sync_mirrors.sequence.html)
 
 ### Requirements
 
@@ -241,8 +241,8 @@ bleibt Giteas Aufgabe.
 
 ### Architektur
 
-- [Architecture-Diagramm](docs/architecture/sync_mirrors.architecture.html)
+- [Architecture-Diagramm](https://andre-bzk.github.io/github-to-gitea-mirror/architecture/sync_mirrors.architecture.html)
-- [Sequence-Diagramm](docs/architecture/sync_mirrors.sequence.html)
+- [Sequence-Diagramm](https://andre-bzk.github.io/github-to-gitea-mirror/architecture/sync_mirrors.sequence.html)
 
 ### Voraussetzungen