Mark WilkensXL build versions

src/constants.py

@@ -5,6 +5,14 @@ import os
 from src.runtime_paths import get_app_root, get_default_data_dir
 
 APP_VERSION = "1.0.1"
+UPSTREAM_VERSION = APP_VERSION
+BUILD_FLAVOR = os.getenv("ODYSSEUS_BUILD_FLAVOR", "wilkensxl")
+BUILD_REVISION = os.getenv("ODYSSEUS_BUILD_REVISION", "2")
+BUILD_VERSION = os.getenv(
+    "ODYSSEUS_BUILD_VERSION",
+    f"{APP_VERSION}-{BUILD_FLAVOR}.{BUILD_REVISION}" if BUILD_FLAVOR else APP_VERSION,
+)
+FULL_VERSION = BUILD_VERSION
 
 # Base paths
 BASE_DIR = os.path.join(get_app_root(), "")