feat: improve page readability, add thumbnail switcher, CI/CD config

- Improve spacing and typography on product intro and scenarios pages
- Add thumbnail click switching for architecture hardware showcase
- Fix thumbnail click target and z-index overlap issues
- Add .woodpecker.yml, Dockerfile, and docker-compose.yml for CI/CD
- Set Vite base path to /lnbox/ for sub-path deployment

docker-compose.yml

@@ -0,0 +1,16 @@
+version: '3.8'
+
+services:
+  lnbox:
+    image: harbor.lnh2e.com/lingniu-v1/lnbox:main-0.0.0
+    ports:
+      - "8029:80"
+    deploy:
+      replicas: 1
+      restart_policy:
+        condition: on-failure
+      placement:
+        constraints: [node.role == manager]
+      labels:
+        - portainer.hide=false
+        - project=lingniu