[bugfix] Enable Graphviz for Hugging Face Space

app.py

@@ -28,12 +28,12 @@ together_client = Together(api_key=TOGETHER_TOKEN)
 image_client    = InferenceClient(token=HF_TOKEN)  # default model set later
 
 # Optional Graphviz path helper (Windows ONLY (RIP Gotham))
-if shutil.which("dot") is None:
-    gv_path = r"C:\Program Files\Graphviz\bin"
-    if os.path.exists(gv_path):
-        os.environ["PATH"] = gv_path + os.pathsep + os.environ["PATH"]
-    else:
-        sys.exit("Graphviz not found. Please install Graphviz or remove the check.")
+# if shutil.which("dot") is None:
+#     gv_path = r"C:\Program Files\Graphviz\bin"
+#     if os.path.exists(gv_path):
+#         os.environ["PATH"] = gv_path + os.pathsep + os.environ["PATH"]
+#     else:
+#         sys.exit("Graphviz not found. Please install Graphviz or remove the check.")
 
 # ────────────────────────────────
 # LLM templates

apt.txt

@@ -0,0 +1 @@
+graphviz