thinking

lib/gat/gatcaddyfile/README.md

+## Server Blocks
+Server blocks will be matched in order by their keys. Different SSL configurations may not be used on the same host port pair
+(due to technical limitations).
+
+## Directives
+| Directive        | Description                                                              |
+|------------------|--------------------------------------------------------------------------|
+| ssl              | ssl configuration for this server                                        |
+| allow_parameters | set which initial parameters are allowed                                 |
+| user             | rewrite username                                                         |
+| password         | use global password instead of password provided by pool                 |
+| database         | rewrite database                                                         |
+| parameters       | rewrite parameters                                                       |
+| {provider}       | a pool provider. if pool is not found, the next provider will be checked |

lib/gat/gatcaddyfile/gattype.go

 package gatcaddyfile
 
 import (
+	"log"
+
 	"github.com/caddyserver/caddy/v2"
 	"github.com/caddyserver/caddy/v2/caddyconfig"
 	"github.com/caddyserver/caddy/v2/caddyconfig/caddyfile"
@@ -13,6 +15,9 @@ func init() {
 type ServerType struct{}
 
 func (ServerType) Setup(blocks []caddyfile.ServerBlock, m map[string]any) (*caddy.Config, []caddyconfig.Warning, error) {
-	// TODO implement me
-	panic("implement me")
+	for _, block := range blocks {
+		log.Printf("%#v", block)
+	}
+
+	return nil, nil, nil
 }