1 files changed, 18 insertions, 0 deletions
diff --git a/uv.lock b/uv.lock
index 9e67009..ccd1eb1 100644
--- a/uv.lock
+++ b/uv.lock
@@ -233,8 +233,14 @@ wheels = [
 name = "edify"
 source = { editable = "." }
 
+[package.optional-dependencies]
+graphviz = [
+    { name = "graphviz" },
+]
+
 [package.dev-dependencies]
 dev = [
+    { name = "graphviz" },
     { name = "hypothesis" },
     { name = "pytest" },
     { name = "pytest-cov" },
@@ -247,9 +253,12 @@ docs = [
 ]
 
 [package.metadata]
+requires-dist = [{ name = "graphviz", marker = "extra == 'graphviz'", specifier = ">=0.20" }]
+provides-extras = ["graphviz"]
 
 [package.metadata.requires-dev]
 dev = [
+    { name = "graphviz", specifier = ">=0.20" },
     { name = "hypothesis", specifier = ">=6.100" },
     { name = "pytest", specifier = ">=8.0" },
     { name = "pytest-cov", specifier = ">=5.0" },
@@ -261,6 +270,15 @@ docs = [
 ]
 
 [[package]]
+name = "graphviz"
+version = "0.21"
+source = { registry = "https://pypi.org/simple" }
+sdist = { url = "https://files.pythonhosted.org/packages/f8/b3/3ac91e9be6b761a4b30d66ff165e54439dcd48b83f4e20d644867215f6ca/graphviz-0.21.tar.gz", hash = "sha256:20743e7183be82aaaa8ad6c93f8893c923bd6658a04c32ee115edb3c8a835f78", size = 200434, upload-time = "2025-06-15T09:35:05.824Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/91/4c/e0ce1ef95d4000ebc1c11801f9b944fa5910ecc15b5e351865763d8657f8/graphviz-0.21-py3-none-any.whl", hash = "sha256:54f33de9f4f911d7e84e4191749cac8cc5653f815b06738c54db9a15ab8b1e42", size = 47300, upload-time = "2025-06-15T09:35:04.433Z" },
+]
+
+[[package]]
 name = "hypothesis"
 version = "6.155.7"
 source = { registry = "https://pypi.org/simple" }