Expose debug API with pprof

Runs along the provisioning API with same authentication.

config/bridge.go

@@ -83,8 +83,9 @@ type BridgeConfig struct {
 	Encryption bridgeconfig.EncryptionConfig `yaml:"encryption"`
 
 	Provisioning struct {
-		Prefix       string `yaml:"prefix"`
-		SharedSecret string `yaml:"shared_secret"`
+		Prefix         string `yaml:"prefix"`
+		SharedSecret   string `yaml:"shared_secret"`
+		DebugEndpoints bool   `yaml:"debug_endpoints"`
 	} `yaml:"provisioning"`
 
 	Permissions bridgeconfig.PermissionConfig `yaml:"permissions"`

config/upgrade.go

@@ -113,6 +113,7 @@ func DoUpgrade(helper *up.Helper) {
 	} else {
 		helper.Copy(up.Str, "bridge", "provisioning", "shared_secret")
 	}
+	helper.Copy(up.Bool, "bridge", "provisioning", "debug_endpoints")
 
 	helper.Copy(up.Map, "bridge", "permissions")
 	//helper.Copy(up.Bool, "bridge", "relay", "enabled")