refactor: dedicated constants package, no explicit bridge version

pkg/config/config.go

@@ -172,6 +172,11 @@ func (c *Config) IsDevMode() bool {
 	return os.Getenv("PROTONMAIL_ENV") == "dev"
 }
 
+// GetVersion returns the version.
+func (c *Config) GetVersion() string {
+	return c.version
+}
+
 // GetLogDir returns folder for log files.
 func (c *Config) GetLogDir() string {
 	return c.appDirs.UserLogs()

pkg/constants/constants.go

@@ -0,0 +1,26 @@
+// Package constants contains variables that are set via ldflags during build.
+package constants
+
+// nolint[gochecknoglobals]
+var (
+	// Version of the build.
+	Version = ""
+
+	// Revision is current hash of the build.
+	Revision = ""
+
+	// BuildTime stamp of the build.
+	BuildTime = ""
+
+	// AppShortName to make setup.
+	AppShortName = "bridge"
+
+	// DSNSentry client keys to be able to report crashes to Sentry.
+	DSNSentry = ""
+
+	// LongVersion is derived from Version and Revision.
+	LongVersion = Version + " (" + Revision + ")"
+
+	// BuildVersion is derived from LongVersion and BuildTime.
+	BuildVersion = LongVersion + " " + BuildTime
+)