Initial WEHAGO_DB project setup

wehago_db/app.py

@@ -0,0 +1,10 @@
+from pathlib import Path
+
+
+PROJECT_ROOT = Path(__file__).resolve().parents[1]
+
+
+def main() -> None:
+    print("WEHAGO_DB project is ready.")
+    print(f"Project folder: {PROJECT_ROOT}")
+