Refactor core configuration and UUID handling

- Changed UUIDLength type from byte to int in core/config/consts.go
- Introduced MetaDir constant in core/config/consts.go
- Added corestate package with initial state management and UUID handling
- Implemented GetNodeUUID and SetNodeUUID functions for UUID file management
- Created RunManager and RunFileManager for runtime directory management
- Updated GeneralServer to use new configuration structure
- Removed deprecated init package and replaced with main entry point
- Added color utility functions for logging
- Enhanced UUID generation functions in utils package
- Updated update logic to handle new configuration structure
- Added routines for cleaning temporary runtime directories
- Introduced response formatting for API responses

go.mod

@@ -9,6 +9,26 @@ require (
 	golang.org/x/net v0.41.0
 )
 
+require (
+	github.com/fsnotify/fsnotify v1.8.0 // indirect
+	github.com/go-viper/mapstructure/v2 v2.2.1 // indirect
+	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/pelletier/go-toml/v2 v2.2.3 // indirect
+	github.com/sagikazarmark/locafero v0.7.0 // indirect
+	github.com/sourcegraph/conc v0.3.0 // indirect
+	github.com/spf13/afero v1.12.0 // indirect
+	github.com/spf13/cast v1.7.1 // indirect
+	github.com/spf13/cobra v1.9.1 // indirect
+	github.com/spf13/pflag v1.0.6 // indirect
+	github.com/spf13/viper v1.20.1 // indirect
+	github.com/subosito/gotenv v1.6.0 // indirect
+	go.uber.org/atomic v1.9.0 // indirect
+	go.uber.org/multierr v1.9.0 // indirect
+	golang.org/x/sys v0.33.0 // indirect
+	golang.org/x/text v0.26.0 // indirect
+	gopkg.in/ini.v1 v1.67.0 // indirect
+)
+
 require (
 	github.com/BurntSushi/toml v1.5.0 // indirect
 	github.com/go-chi/cors v1.2.2