Add validator to ensure OAuth servers have dynamic tools

- Add Dynamic struct to pkg/servers/types.go
- Add validation to ensure servers with OAuth have dynamic: tools: true
- Update transport_type validation to only accept stdio, sse, or streamable-http

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

Author: kgprs

cmd/validate/main.go

@@ -56,6 +56,10 @@ func run(name string) error {
 	if err := isRemoteValid(name); err != nil {
 		return err
 	}
+	
+	if err := isOAuthDynamicValid(name); err != nil {
+		return err
+	}
 
 	return nil
 }
@@ -250,6 +254,24 @@ func isRemoteValid(name string) error {
 	return nil
 }
 
+// check if servers with OAuth have dynamic tools enabled
+func isOAuthDynamicValid(name string) error {
+	server, err := readServerYaml(name)
+	if err != nil {
+		return err
+	}
+
+	// If server has OAuth configuration, it must have dynamic tools enabled
+	if len(server.OAuth) > 0 {
+		if server.Dynamic == nil || !server.Dynamic.Tools {
+			return fmt.Errorf("server with OAuth must have 'dynamic: tools: true' configuration")
+		}
+	}
+
+	fmt.Println("✅ OAuth dynamic configuration is valid")
+	return nil
+}
+
 func readServerYaml(name string) (servers.Server, error) {
 	serverYaml, err := os.ReadFile(filepath.Join("servers", name, "server.yaml"))
 	if err != nil {

pkg/servers/types.go

@@ -28,10 +28,15 @@ import (
 	"gopkg.in/yaml.v3"
 )
 
+type Dynamic struct {
+	Tools bool `yaml:"tools,omitempty" json:"tools,omitempty"`
+}
+
 type Server struct {
 	Name        string          `yaml:"name" json:"name"`
 	Image       string          `yaml:"image,omitempty" json:"image,omitempty"`
 	Type        string          `yaml:"type" json:"type"`
+	Dynamic     *Dynamic        `yaml:"dynamic,omitempty" json:"dynamic,omitempty"`
 	LongLived   bool            `yaml:"longLived,omitempty" json:"longLived,omitempty"`
 	Meta        Meta            `yaml:"meta,omitempty" json:"meta,omitempty"`
 	About       About           `yaml:"about,omitempty" json:"about,omitempty"`