diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..104b53c
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+/.mypy_cache/
+/.ruff_cache/
diff --git a/Makefile b/Makefile
index 09a787a..e907fe7 100644
--- a/Makefile
+++ b/Makefile
@@ -4,3 +4,8 @@ build:
 
 run: build
 	@cd dist && pipenv run python -m http.server
+
+lint:
+	@pipenv run black .
+	@pipenv run ruff .
+	@pipenv run mypy .
diff --git a/Pipfile b/Pipfile
index 00450c6..9b39f91 100644
--- a/Pipfile
+++ b/Pipfile
@@ -9,6 +9,7 @@ loguru = "*"
 
 [dev-packages]
 black = {extras = ["d"], version = "*"}
+mypy = "*"
 ruff = "*"
 
 [requires]
diff --git a/Pipfile.lock b/Pipfile.lock
index d81d590..77d2c4d 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "b822c04b3fa63fe6c790438fd4e4506758278651094042a9bf6422eb1d11584e"
+            "sha256": "2290bdb941d004646f7ffb189cbbb929683b1045bff3a0ca1a35575f2acac230"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -497,6 +497,38 @@
             "markers": "python_version >= '3.7'",
             "version": "==6.0.4"
         },
+        "mypy": {
+            "hashes": [
+                "sha256:1c4c42c60a8103ead4c1c060ac3cdd3ff01e18fddce6f1016e08939647a0e703",
+                "sha256:44797d031a41516fcf5cbfa652265bb994e53e51994c1bd649ffcd0c3a7eccbf",
+                "sha256:473117e310febe632ddf10e745a355714e771ffe534f06db40702775056614c4",
+                "sha256:4c99c3ecf223cf2952638da9cd82793d8f3c0c5fa8b6ae2b2d9ed1e1ff51ba85",
+                "sha256:550a8b3a19bb6589679a7c3c31f64312e7ff482a816c96e0cecec9ad3a7564dd",
+                "sha256:658fe7b674769a0770d4b26cb4d6f005e88a442fe82446f020be8e5f5efb2fae",
+                "sha256:6e33bb8b2613614a33dff70565f4c803f889ebd2f859466e42b46e1df76018dd",
+                "sha256:6e42d29e324cdda61daaec2336c42512e59c7c375340bd202efa1fe0f7b8f8ca",
+                "sha256:74bc9b6e0e79808bf8678d7678b2ae3736ea72d56eede3820bd3849823e7f305",
+                "sha256:76ec771e2342f1b558c36d49900dfe81d140361dd0d2df6cd71b3db1be155409",
+                "sha256:7d23370d2a6b7a71dc65d1266f9a34e4cde9e8e21511322415db4b26f46f6b8c",
+                "sha256:87df44954c31d86df96c8bd6e80dfcd773473e877ac6176a8e29898bfb3501cb",
+                "sha256:8c5979d0deb27e0f4479bee18ea0f83732a893e81b78e62e2dda3e7e518c92ee",
+                "sha256:95d8d31a7713510685b05fbb18d6ac287a56c8f6554d88c19e73f724a445448a",
+                "sha256:a22435632710a4fcf8acf86cbd0d69f68ac389a3892cb23fbad176d1cddaf228",
+                "sha256:a8763e72d5d9574d45ce5881962bc8e9046bf7b375b0abf031f3e6811732a897",
+                "sha256:c1eb485cea53f4f5284e5baf92902cd0088b24984f4209e25981cc359d64448d",
+                "sha256:c5d2cc54175bab47011b09688b418db71403aefad07cbcd62d44010543fc143f",
+                "sha256:cbc07246253b9e3d7d74c9ff948cd0fd7a71afcc2b77c7f0a59c26e9395cb152",
+                "sha256:d0b6c62206e04061e27009481cb0ec966f7d6172b5b936f3ead3d74f29fe3dcf",
+                "sha256:ddae0f39ca146972ff6bb4399f3b2943884a774b8771ea0a8f50e971f5ea5ba8",
+                "sha256:e1f4d16e296f5135624b34e8fb741eb0eadedca90862405b1f1fde2040b9bd11",
+                "sha256:e86c2c6852f62f8f2b24cb7a613ebe8e0c7dc1402c61d36a609174f63e0ff017",
+                "sha256:ebc95f8386314272bbc817026f8ce8f4f0d2ef7ae44f947c4664efac9adec929",
+                "sha256:f9dca1e257d4cc129517779226753dbefb4f2266c4eaad610fc15c6a7e14283e",
+                "sha256:faff86aa10c1aa4a10e1a301de160f3d8fc8703b88c7e98de46b531ff1276a9a"
+            ],
+            "index": "pypi",
+            "version": "==1.3.0"
+        },
         "mypy-extensions": {
             "hashes": [
                 "sha256:4392f6c0eb8a5668a69e23d168ffa70f0be9ccfd32b5cc2d26a34ae5b844552d",
@@ -552,6 +584,14 @@
             "index": "pypi",
             "version": "==0.0.270"
         },
+        "typing-extensions": {
+            "hashes": [
+                "sha256:06006244c70ac8ee83fa8282cb188f697b8db25bc8b4df07be1873c43897060c",
+                "sha256:3a8b36f13dd5fdc5d1b16fe317f5668545de77fa0b8e02006381fd49d731ab98"
+            ],
+            "markers": "python_version >= '3.7'",
+            "version": "==4.6.2"
+        },
         "yarl": {
             "hashes": [
                 "sha256:04ab9d4b9f587c06d801c2abfe9317b77cdf996c65a90d5e84ecc45010823571",
diff --git a/config.json b/config.json
index 09a1c76..4b57783 100644
--- a/config.json
+++ b/config.json
@@ -4,5 +4,6 @@
     "t2-corail.html",
     "t3-azur.html",
     "contact.html"
-  ]
+  ],
+  "outDir": "dist"
 }
\ No newline at end of file
diff --git a/lib/config.py b/lib/config.py
index 827fc4f..a2d6a5a 100644
--- a/lib/config.py
+++ b/lib/config.py
@@ -1,7 +1,12 @@
 import json
+from typing import TypedDict
 
 
-def load_templates():
+class Config(TypedDict):
+    templates: list[str]
+    outDir: str
+
+
+def load() -> Config:
     with open("config.json", "r") as f:
-        res = json.loads(f.read())
-    return res["templates"]
+        return json.loads(f.read())
diff --git a/lib/engine.py b/lib/engine.py
index 941c125..dc65976 100644
--- a/lib/engine.py
+++ b/lib/engine.py
@@ -1,9 +1,6 @@
 from jinja2 import Environment, FileSystemLoader, select_autoescape
 
-engine = Environment(
-    loader=FileSystemLoader("templates"),
-    autoescape=select_autoescape(),
-)
+engine = Environment(loader=FileSystemLoader("templates"), autoescape=select_autoescape())
 
 
 def render(template: str) -> str:
diff --git a/lib/main.py b/lib/main.py
index 0c39dd1..d571b9f 100644
--- a/lib/main.py
+++ b/lib/main.py
@@ -2,15 +2,16 @@ from os import path
 
 from loguru import logger
 
-from lib.config import load_templates
+from lib.config import load
 from lib.engine import render
 
 
 def main():
+    config = load()
     logger.info("🏁 Start building site")
-    for template in load_templates():
+    for template in config["templates"]:
         logger.info(f"📃Render '{template}'")
-        with open(path.join("dist", template), "w") as f:
+        with open(path.join(config["outDir"], template), "w") as f:
             f.write(render(template))
     logger.info("🎉 Done…")
 
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..55d1681
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,32 @@
+[tool.black]
+line-length = 120
+
+[tool.isort]
+profile = "black"
+
+ignore_missing_imports = true
+warn_unused_configs = true
+no_implicit_optional = true
+warn_unused_ignores = true
+warn_unreachable = true
+warn_redundant_casts = true
+disallow_untyped_defs = true
+
+[tool.ruff]
+select = [
+    "E", # pycodestyle errors
+    "W", # pycodestyle warnings
+    "F", # pyflakes
+    "C", # flake8-comprehensions
+    "B", # flake8-bugbear
+    "T",
+    "I",
+]
+ignore = [
+    "E501", # line too long, handled by black
+    "B008", # do not perform function calls in argument defaults
+    "C901", # too complex
+]
+
+[tool.ruff.per-file-ignores]
+#"__init__.py" = ["F401"]