Restrucure project in a way where it is more modular

pkg/config/app_config.go

@@ -0,0 +1,45 @@
+package config
+
+// AppConfig contains the base configuration fields required for lazygit.
+type AppConfig struct {
+	Debug     bool   `long:"debug" env:"DEBUG" default:"false"`
+	Version   string `long:"version" env:"VERSION" default:"unversioned"`
+	Commit    string `long:"commit" env:"COMMIT"`
+	BuildDate string `long:"build-date" env:"BUILD_DATE"`
+	Name      string `long:"name" env:"NAME" default:"lazygit"`
+}
+
+// AppConfigurer interface allows individual app config structs to inherit Fields
+// from AppConfig and still be used by lazygit.
+type AppConfigurer interface {
+	GetDebug() bool
+	GetVersion() string
+	GetCommit() string
+	GetBuildDate() string
+	GetName() string
+}
+
+// GetDebug returns debug flag
+func (c *AppConfig) GetDebug() bool {
+	return c.Debug
+}
+
+// GetVersion returns debug flag
+func (c *AppConfig) GetVersion() string {
+	return c.Version
+}
+
+// GetCommit returns debug flag
+func (c *AppConfig) GetCommit() string {
+	return c.Commit
+}
+
+// GetBuildDate returns debug flag
+func (c *AppConfig) GetBuildDate() string {
+	return c.BuildDate
+}
+
+// GetName returns debug flag
+func (c *AppConfig) GetName() string {
+	return c.Name
+}