Fixed lint issues and missing documentation

internal/config/conf_logging.go

@@ -6,18 +6,17 @@ import (
 	"reflect"
 )
 
+// JSCKLogging is the logging section's configuration key.
 const JSCKLogging string = "logging"
 
+// JobSearchConfigLogging configures logging. Level is one of debug, info,
+// warn or error. File, if set, is where commands that log to a file write.
 type JobSearchConfigLogging struct {
 	Level string `cfg:"level" default:"warn"`
 	File  string `cfg:"file"`
 }
 
-/*
- * General section functions
- * See related methods in section.go
- */
-func (c *JobSearchConfigLogging) Keys() []string { return keysOf(c) }
+// ---------- Section methods (see Section) ----------
 
 func (c JobSearchConfigLogging) Map() map[string]any { return mapOf(c) }
 
@@ -37,8 +36,12 @@ func (c *JobSearchConfigLogging) SetValue(key string, value any) error {
 	return setValue(c, key, value)
 }
 
-/* Section specific functions */
-// Checks values before they are stored (see validator)
+// Keys returns the keys directly in the section.
+func (c *JobSearchConfigLogging) Keys() []string { return keysOf(c) }
+
+// ---------- Section specific methods ----------
+
+// validate checks values before they are stored (see validator).
 func (c *JobSearchConfigLogging) validate(key string, value any) error {
 	switch key {
 	case "level":
@@ -52,7 +55,8 @@ func (c *JobSearchConfigLogging) validate(key string, value any) error {
 	return nil
 }
 
-// Utility methods for converting level strings to slog levels
+// ConfigLevelToLogLevel converts a configured level name to an slog level. An
+// unknown name gives 99, above every real level, so nothing is logged.
 func ConfigLevelToLogLevel(level string) slog.Level {
 	switch level {
 	case "debug":