diff --git a/.gitignore b/.gitignore
index 36b13f1..b47fa2c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -106,7 +106,7 @@ ipython_config.py
 #   This is especially recommended for binary packages to ensure reproducibility, and is more
 #   commonly ignored for libraries.
 #   https://python-poetry.org/docs/basic-usage/#commit-your-poetrylock-file-to-version-control
-#poetry.lock
+poetry.lock
 
 # pdm
 #   Similar to Pipfile.lock, it is generally recommended to include pdm.lock in version control.
@@ -174,3 +174,4 @@ cython_debug/
 # PyPI configuration file
 .pypirc
 
+gallery
diff --git a/gallery/.gitkeep b/gallery/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..8cf9b14
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,26 @@
+[project]
+name = "falign"
+version = "0.1.0"
+description = "Preprocess tool for aligning human face images."
+authors = [
+    {name = "JingYu Ning",email = "jrunkening@noreply.localhost"}
+]
+license = {text = "MIT"}
+readme = "README.md"
+requires-python = "~3.13"
+dependencies = [
+    "numpy (>=2.3.3,<3.0.0)",
+    "face-alignment (>=1.4.1,<2.0.0)",
+]
+
+
+[build-system]
+requires = ["poetry-core>=2.0.0,<3.0.0"]
+build-backend = "poetry.core.masonry.api"
+
+[tool.poetry.group.dev.dependencies]
+torch = [
+    {url = "https://download.pytorch.org/whl/cu126/torch-2.8.0%2Bcu126-cp313-cp313-manylinux_2_28_x86_64.whl", platform = "linux"},
+    {url = "https://download.pytorch.org/whl/cu129/torch-2.8.0%2Bcu129-cp313-cp313-win_amd64.whl", platform = "win32"},
+]
+pytest = "^8.4.2"
diff --git a/src/falign/__init__.py b/src/falign/__init__.py
new file mode 100644
index 0000000..e69de29