diff --git a/__init__.py b/__init__.py
new file mode 100644
index 0000000..61aa0a0
--- /dev/null
+++ b/__init__.py
@@ -0,0 +1,7 @@
+"""ComfyUI-Datasete-Gates — custom nodes."""
+from .gates.node import NODE_CLASS_MAPPINGS, NODE_DISPLAY_NAME_MAPPINGS
+from .gates import routes  # noqa: F401  (registers aiohttp routes on import)
+
+WEB_DIRECTORY = "./web"
+
+__all__ = ["NODE_CLASS_MAPPINGS", "NODE_DISPLAY_NAME_MAPPINGS", "WEB_DIRECTORY"]
diff --git a/gates/__init__.py b/gates/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/gates/node.py b/gates/node.py
new file mode 100644
index 0000000..d3d66cc
--- /dev/null
+++ b/gates/node.py
@@ -0,0 +1,3 @@
+# gates/node.py — stub (filled in Task 9)
+NODE_CLASS_MAPPINGS = {}
+NODE_DISPLAY_NAME_MAPPINGS = {}
diff --git a/gates/routes.py b/gates/routes.py
new file mode 100644
index 0000000..91f44aa
--- /dev/null
+++ b/gates/routes.py
@@ -0,0 +1 @@
+# gates/routes.py — stub (filled in Task 10)
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..d9cfe45
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,9 @@
+[project]
+name = "comfyui-datasete-gates"
+version = "0.1.0"
+description = "Dataset Gates — Image Pool (Grid) node for ComfyUI"
+requires-python = ">=3.10"
+
+[tool.comfy]
+PublisherId = "ethanfel"
+DisplayName = "ComfyUI Datasete Gates"
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..e69de29
diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/web/grid_image_pool.js b/web/grid_image_pool.js
new file mode 100644
index 0000000..aa3e0d6
--- /dev/null
+++ b/web/grid_image_pool.js
@@ -0,0 +1,2 @@
+import { app } from "../../scripts/app.js";
+app.registerExtension({ name: "datasete.gates.imagepool" });