Attempt at caddyfile/proxy, simplification

The idea of proxying in front of Garage may be warranted, to handle some
of the ways that it subdomains further. However, I'm not there yet.

caddyfile

@@ -0,0 +1,38 @@
+{
+  debug
+}
+
+# I feel like a proxy in front of Garage (within the container)
+# would let me redirect `/health` from the TLD through to the admin API,
+# which is the only place the healthcheck URL exists. But, Cloudron has no notion
+# of the healthcheck being somewhere else.
+
+# https://garagehq.deuxfleurs.fr/documentation/cookbook/reverse-proxy/
+s3.garage.tld, *.s3.garage.tld {
+	reverse_proxy localhost:3900 {
+        health_uri       /health
+        health_port      3903
+        #health_interval 15s
+        #health_timeout  5s
+    }
+}
+
+# These would need to be templated, I think, so they match the domain
+# that is coming in to the container.
+*.web.garage.tld {
+	reverse_proxy localhost:3902 {
+        health_uri       /health
+        health_port      3903
+        #health_interval 15s
+        #health_timeout  5s
+    }
+}
+
+admin.garage.tld {
+	reverse_proxy localhost:3903 {
+        health_uri       /health
+        health_port      3903
+        #health_interval 15s
+        #health_timeout  5s
+    }
+}