v0.3.1 background mode fixed, bug fixes and refactoring

src/internal/config/config.go

@@ -2,10 +2,23 @@
 package config
 
 type Config struct {
-	// Logging configuration
-	Logging *LogConfig `toml:"logging"`
+	// Top-level flags for application control
+	UseRouter   bool `toml:"router"`
+	Background  bool `toml:"background"`
+	ShowVersion bool `toml:"version"`
+	Quiet       bool `toml:"quiet"`
 
-	// Pipeline configurations
+	// Runtime behavior flags
+	DisableStatusReporter bool `toml:"disable_status_reporter"`
+
+	// Internal flag indicating demonized child process
+	BackgroundDaemon bool `toml:"background-daemon"`
+
+	// Configuration file path
+	ConfigFile string `toml:"config"`
+
+	// Existing fields
+	Logging   *LogConfig       `toml:"logging"`
 	Pipelines []PipelineConfig `toml:"pipelines"`
 }