refactor(config): restructure telemetry config with export and embedded sub-configs

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/claude-agent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

internal/config/config.go

@@ -36,13 +36,27 @@ type ReplaceRule struct {
 }
 
 type TelemetryConfig struct {
+	Export      ExportConfig   `yaml:"export"`
+	Embedded    EmbeddedConfig `yaml:"embedded"`
+	ServiceName string         `yaml:"service_name"`
+}
+
+type ExportConfig struct {
 	Endpoint string            `yaml:"endpoint"`
 	Insecure bool              `yaml:"insecure"`
-	ServiceName string            `yaml:"service_name"`
 	Headers  map[string]string `yaml:"headers"`
 }
 
-func (t TelemetryConfig) ExportEnabled() bool { return t.Endpoint != "" }
+func (e ExportConfig) Enabled() bool { return e.Endpoint != "" }
+
+type EmbeddedConfig struct {
+	Enabled      bool   `yaml:"enabled"`
+	Port         int    `yaml:"port"`
+	PersesBinary string `yaml:"perses_binary"`
+	VMBinary     string `yaml:"vm_binary"`
+	VMPort       int    `yaml:"vm_port"`
+	BinDir       string `yaml:"bin_dir"`
+}
 
 type LoggingConfig struct {
 	Level      string `yaml:"level"`
@@ -89,6 +103,18 @@ func Load(path string) (*Config, error) {
 	if cfg.Telemetry.ServiceName == "" {
 		cfg.Telemetry.ServiceName = "anthropic-proxy"
 	}
+	if cfg.Telemetry.Embedded.Port == 0 {
+		cfg.Telemetry.Embedded.Port = 8080
+	}
+	if cfg.Telemetry.Embedded.PersesBinary == "" {
+		cfg.Telemetry.Embedded.PersesBinary = "perses"
+	}
+	if cfg.Telemetry.Embedded.VMBinary == "" {
+		cfg.Telemetry.Embedded.VMBinary = "victoria-metrics"
+	}
+	if cfg.Telemetry.Embedded.VMPort == 0 {
+		cfg.Telemetry.Embedded.VMPort = 8428
+	}
 
 	// Check for deprecated claude_credentials field
 	var rawCfg map[string]interface{}