Move Ghost router to file provider

dynamic.d/routers/ghost.yml

@@ -0,0 +1,19 @@
+http:
+  routers:
+    ghost-public:
+      rule: Host(`blog.gbanyan.net`)
+      entryPoints:
+        - websecure
+      service: ghost
+      middlewares:
+        - crowdsec@file
+        - retry-fast@file
+        - compress-middleware@file
+      tls:
+        certResolver: letsencrypt
+  services:
+    ghost:
+      loadBalancer:
+        servers:
+          - url: "http://ghost-blog:2368"
+        serversTransport: fast-upstreams@file