thinking

contrib/caddy/Caddyfile

+postgres://:5432 {
+
+}

contrib/caddy/postgres.go

+package caddy
+
+import "github.com/caddyserver/caddy/v2"
+
+func init() {
+	caddy.RegisterModule(Postgres{})
+}
+
+type Postgres struct{}
+
+func (T Postgres) CaddyModule() caddy.ModuleInfo {
+	return caddy.ModuleInfo{
+		ID: "postgres",
+		New: func() caddy.Module {
+			return Postgres{}
+		},
+	}
+}
+
+func (T Postgres) Start() error {
+	// TODO(garet)
+	return nil
+}
+
+func (T Postgres) Stop() error {
+	// TODO(garet)
+	return nil
+}
+
+var _ caddy.Module = Postgres{}
+var _ caddy.App = Postgres{}

contrib/caddy/server.go

+package caddy
+
+import (
+	"github.com/caddyserver/caddy/v2"
+)
+
+func init() {
+	caddy.RegisterModule(Server{})
+}
+
+type Server struct{}
+
+func (T Server) CaddyModule() caddy.ModuleInfo {
+	return caddy.ModuleInfo{
+		ID: "postgres.poolers.pggat",
+		New: func() caddy.Module {
+			return Server{}
+		},
+	}
+}
+
+var _ caddy.Module = Server{}

go.mod

@@ -5,63 +5,92 @@ go 1.20
 require (
 	gfx.cafe/ghalliday1/scram v0.0.2
 	gfx.cafe/util/go/gun v0.0.0-20230721185457-c559e86c829c
+	github.com/caddyserver/caddy/v2 v2.7.4
 	github.com/digitalocean/godo v1.102.1
 	github.com/google/uuid v1.3.0
 	github.com/zalando/postgres-operator v1.8.2
-	google.golang.org/api v0.30.0
+	google.golang.org/api v0.126.0
 	k8s.io/apimachinery v0.27.4
 	k8s.io/client-go v0.27.4
 	tuxpa.in/a/zlog v1.61.0
 )
 
 require (
-	cloud.google.com/go v0.65.0 // indirect
+	cloud.google.com/go/compute v1.20.1 // indirect
+	cloud.google.com/go/compute/metadata v0.2.3 // indirect
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/caddyserver/certmagic v0.19.2 // indirect
+	github.com/cespare/xxhash/v2 v2.2.0 // indirect
 	github.com/cristalhq/aconfig v0.18.3 // indirect
 	github.com/cristalhq/aconfig/aconfigdotenv v0.17.1 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/emicklei/go-restful/v3 v3.9.0 // indirect
-	github.com/go-logr/logr v1.2.3 // indirect
+	github.com/go-logr/logr v1.2.4 // indirect
 	github.com/go-openapi/jsonpointer v0.19.6 // indirect
 	github.com/go-openapi/jsonreference v0.20.1 // indirect
 	github.com/go-openapi/swag v0.22.3 // indirect
+	github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
+	github.com/golang/mock v1.6.0 // indirect
 	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/google/gnostic v0.5.7-v3refs // indirect
 	github.com/google/go-cmp v0.5.9 // indirect
 	github.com/google/go-querystring v1.1.0 // indirect
 	github.com/google/gofuzz v1.1.0 // indirect
-	github.com/googleapis/gax-go/v2 v2.0.5 // indirect
+	github.com/google/pprof v0.0.0-20210720184732-4bb14d4b1be1 // indirect
+	github.com/google/s2a-go v0.1.4 // indirect
+	github.com/googleapis/enterprise-certificate-proxy v0.2.3 // indirect
+	github.com/googleapis/gax-go/v2 v2.11.0 // indirect
 	github.com/hashicorp/go-cleanhttp v0.5.2 // indirect
 	github.com/hashicorp/go-retryablehttp v0.7.4 // indirect
-	github.com/imdario/mergo v0.3.6 // indirect
+	github.com/imdario/mergo v0.3.12 // indirect
 	github.com/joho/godotenv v1.4.0 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/klauspost/cpuid/v2 v2.2.5 // indirect
 	github.com/kr/text v0.2.0 // indirect
+	github.com/libdns/libdns v0.2.1 // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/mattn/go-colorable v0.1.12 // indirect
-	github.com/mattn/go-isatty v0.0.14 // indirect
+	github.com/mattn/go-isatty v0.0.16 // indirect
+	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
+	github.com/mholt/acmez v1.2.0 // indirect
+	github.com/miekg/dns v1.1.55 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/motomux/pretty v0.0.0-20161209205251-b2aad2c9a95d // indirect
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
+	github.com/onsi/ginkgo/v2 v2.9.5 // indirect
+	github.com/prometheus/client_golang v1.14.0 // indirect
+	github.com/prometheus/client_model v0.3.0 // indirect
+	github.com/prometheus/common v0.37.0 // indirect
+	github.com/prometheus/procfs v0.8.0 // indirect
+	github.com/quic-go/qpack v0.4.0 // indirect
+	github.com/quic-go/qtls-go1-20 v0.3.1 // indirect
+	github.com/quic-go/quic-go v0.37.5 // indirect
 	github.com/rs/zerolog v1.28.0 // indirect
-	github.com/sirupsen/logrus v1.9.0 // indirect
+	github.com/sirupsen/logrus v1.9.3 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/xdg-go/stringprep v1.0.4 // indirect
-	go.opencensus.io v0.22.4 // indirect
-	golang.org/x/crypto v0.8.0 // indirect
-	golang.org/x/net v0.9.0 // indirect
-	golang.org/x/oauth2 v0.0.0-20220411215720-9780585627b5 // indirect
-	golang.org/x/sys v0.7.0 // indirect
-	golang.org/x/term v0.7.0 // indirect
+	github.com/zeebo/blake3 v0.2.3 // indirect
+	go.opencensus.io v0.24.0 // indirect
+	go.uber.org/multierr v1.11.0 // indirect
+	go.uber.org/zap v1.25.0 // indirect
+	golang.org/x/crypto v0.12.0 // indirect
+	golang.org/x/exp v0.0.0-20230310171629-522b1b587ee0 // indirect
+	golang.org/x/mod v0.11.0 // indirect
+	golang.org/x/net v0.14.0 // indirect
+	golang.org/x/oauth2 v0.8.0 // indirect
+	golang.org/x/sys v0.11.0 // indirect
+	golang.org/x/term v0.11.0 // indirect
 	golang.org/x/text v0.13.0 // indirect
 	golang.org/x/time v0.0.0-20220922220347-f3bd1da661af // indirect
+	golang.org/x/tools v0.10.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
-	google.golang.org/genproto v0.0.0-20220502173005-c8bf987b8c21 // indirect
-	google.golang.org/grpc v1.47.0 // indirect
-	google.golang.org/protobuf v1.28.1 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20230711160842-782d3b101e98 // indirect
+	google.golang.org/grpc v1.56.2 // indirect
+	google.golang.org/protobuf v1.31.0 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect