autocal layout first design

apps/autocal/run.py

@@ -0,0 +1,25 @@
+#!/usr/bin/env python3
+"""Launch Orisys AutoCal from the source tree."""
+
+from __future__ import annotations
+
+import os
+import sys
+from pathlib import Path
+
+ROOT = Path(__file__).resolve().parent
+SRC = ROOT / "src"
+SHARED_SRC = ROOT.parents[1] / "shared" / "src"
+for path in (SRC, SHARED_SRC):
+    if path.is_dir() and str(path) not in sys.path:
+        sys.path.insert(0, str(path))
+
+# Resolve config/outputs to this app, and set the app id before any shared
+# import can read it (see orisys_app_shared.paths).
+os.environ.setdefault("ORISYS_APP_ID", "autocal")
+os.chdir(ROOT)
+
+from orisys_autocal.main import main
+
+if __name__ == "__main__":
+    raise SystemExit(main())