feat: Adds caddy.

caddy/config/Caddyfile

@@ -0,0 +1,20 @@
+{
+  email {env.ACME_EMAIL}
+  acme_dns cloudflare {env.CF_AUTH_TOKEN}
+  admin 0.0.0.0:2019
+}
+
+*.housh.dev {
+  tls {
+    dns cloudflare {env.CF_AUTH_TOKEN}
+    propagation_delay 2m
+    resolvers 1.1.1.1
+  }
+
+  # example of reverse proxy.
+
+  @gitea host git.housh.dev
+  handle @gitea {
+    reverse_proxy 192.168.10.76:3000
+  }
+}