Reorganized caddy config files

env/development/caddy/Caddyfile

@@ -0,0 +1,26 @@
+{
+	debug
+}
+
+localhost {
+    handle_path /static* {
+        root * /var/www/static
+        file_server
+    }
+
+    handle_path /oauth* {
+    }
+
+	reverse_proxy invenio-rdm:5000 {
+		header_down Cache-Control "no-store, no-cache, must-revalidate, proxy-revalidate, max-age=0"
+		header_down Pragma "no-cache"
+		header_down Expires "0"
+	}
+
+	encode gzip
+
+	log {
+		format console
+		level DEBUG
+	}
+}