chore: update graphai docs

Author: aurelio-bot

docs.json

@@ -246,4 +246,4 @@
       "youtube": "https://www.youtube.com/@jamesbriggs"
     }
   }
-}
+}

graphai/client-reference/graph.mdx

@@ -66,15 +66,15 @@ Adds an edge between two nodes that already exist in the graph.
 #### compile
 
 ```python
-def compile() -> "Graph"
+def compile(*, strict: bool = False) -> Graph
 ```
 
 Validate the graph:
 - exactly one start node present (or Graph.start_node set)
 - at least one end node present
 - all edges reference known nodes
-- no cycles
 - all nodes reachable from the start
+  (optional) **no cycles** when strict=True
 Returns self on success; raises GraphCompileError otherwise.
 
 #### get\_callback