first commit

routes/flow/flow_node_move.py

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+from flask import request, jsonify
+
+import screens
+
+from core.flask_app import app
+
+
+@app.route("/game/<slug>/flow/nodes/<int:node_id>/move", methods=["POST"])
+def flow_node_move(slug, node_id):
+    payload = request.get_json(force=True) or {}
+    screens.move_flow_node(slug, node_id, float(payload.get("x", 0)), float(payload.get("y", 0)))
+    return jsonify({"ok": True})