add more config option documentation

extensions/settings/pkg/config/debug.go

@@ -5,5 +5,5 @@ type Debug struct {
 	Addr   string `yaml:"addr" env:"SETTINGS_DEBUG_ADDR" desc:"Bind address of the debug server, where metrics, health, config and debug endpoints will be exposed."`
 	Token  string `yaml:"token" env:"SETTINGS_DEBUG_TOKEN" desc:"Token to secure the metrics endpoint"`
 	Pprof  bool   `yaml:"pprof" env:"SETTINGS_DEBUG_PPROF" desc:"Enables pprof, which can be used for profiling"`
-	Zpages bool   `yaml:"zpages" env:"SETTINGS_DEBUG_ZPAGES" desc:"Enables zpages, which can  be used for collecting and viewing traces in-me"`
+	Zpages bool   `yaml:"zpages" env:"SETTINGS_DEBUG_ZPAGES" desc:"Enables zpages, which can  be used for collecting and viewing traces in-memory."`
 }

extensions/settings/pkg/config/reva.go

@@ -2,5 +2,5 @@ package config
 
 // TokenManager is the config for using the reva token manager
 type TokenManager struct {
-	JWTSecret string `yaml:"jwt_secret" env:"OCIS_JWT_SECRET;SETTINGS_JWT_SECRET"`
+	JWTSecret string `yaml:"jwt_secret" env:"OCIS_JWT_SECRET;SETTINGS_JWT_SECRET" desc:"The secret to mint and validate jwt tokens."`
 }

extensions/settings/pkg/config/tracing.go

@@ -3,7 +3,7 @@ package config
 // Tracing defines the available tracing configuration.
 type Tracing struct {
 	Enabled   bool   `yaml:"enabled" env:"OCIS_TRACING_ENABLED;SETTINGS_TRACING_ENABLED"`
-	Type      string `yaml:"type" env:"OCIS_TRACING_TYPE;SETTINGS_TRACING_TYPE"`
+	Type      string `yaml:"type" env:"OCIS_TRACING_TYPE;SETTINGS_TRACING_TYPE" desc:"The type of tracing. Defaults to \"\", which is the same as \"jaeger\". Allowed tracing types are \"jaeger\" and \"\" as of now."`
 	Endpoint  string `yaml:"endpoint" env:"OCIS_TRACING_ENDPOINT;SETTINGS_TRACING_ENDPOINT"`
 	Collector string `yaml:"collector" env:"OCIS_TRACING_COLLECTOR;SETTINGS_TRACING_COLLECTOR"`
 }