Squashed 'l1/' content from commit 670aa58

git-subtree-dir: l1
git-subtree-split: 670aa582df99e87fca7c247b949baf452e8c234f

server.py

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+#!/usr/bin/env python3
+"""
+Art DAG L1 Server
+
+Minimal entry point that uses the modular app factory.
+All routes are defined in app/routers/.
+All templates are in app/templates/.
+"""
+
+import logging
+import os
+
+# Configure logging
+logging.basicConfig(
+    level=logging.INFO,
+    format='%(asctime)s %(levelname)s %(name)s: %(message)s'
+)
+
+# Import the app from the factory
+from app import app
+
+if __name__ == "__main__":
+    import uvicorn
+    host = os.environ.get("HOST", "0.0.0.0")
+    port = int(os.environ.get("PORT", "8100"))
+    uvicorn.run("server:app", host=host, port=port, workers=4)