Append an optional station log and announce the software after login.

A log path that cannot be written leaves the station on the reflector, and the reflector learns which program joined.

Co-authored-by: Cursor <cursoragent@cursor.com>

station/software.go

@@ -0,0 +1,24 @@
+package station
+
+import "encoding/json"
+
+// SoftwareName and SoftwareVersion are the identity sent to the reflector
+// after login. Edit them here.
+const (
+	SoftwareName    = "funknetz"
+	SoftwareVersion = "1.0.0"
+)
+
+func softwareIdentityBody() ([]byte, error) {
+	raw, err := json.Marshal(struct {
+		SW    string `json:"sw"`
+		SWVer string `json:"swVer"`
+	}{
+		SW:    SoftwareName,
+		SWVer: SoftwareVersion,
+	})
+	if err != nil {
+		return nil, err
+	}
+	return appendString(nil, string(raw)), nil
+}