diff --git a/.gitignore b/.gitignore
index f9ba736..2b0c653 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 node_modules
 .pls_cache/
 .perl-version
+pnpm-lock.yaml
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
new file mode 100644
index 0000000..a9f1019
--- /dev/null
+++ b/.pre-commit-config.yaml
@@ -0,0 +1,20 @@
+default_stages:
+  - merge-commit
+  - push
+
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.3.0
+    hooks:
+      - id: end-of-file-fixer
+        stages: [merge-commit, push]
+      - id: trailing-whitespace
+        stages: [merge-commit, push]
+      - id: check-merge-conflict
+  - repo: local
+    hooks:
+      - id: lint
+        name: lint
+        entry: task lint:fix --
+        language: system
+        files: ""
diff --git a/.prettierignore b/.prettierignore
new file mode 100644
index 0000000..6da48a6
--- /dev/null
+++ b/.prettierignore
@@ -0,0 +1,2 @@
+.gitignore
+input
diff --git a/2022/Taskfile.yaml b/2022/Taskfile.yaml
deleted file mode 100644
index 51b2a82..0000000
--- a/2022/Taskfile.yaml
+++ /dev/null
@@ -1,12 +0,0 @@
-# https://taskfile.dev
-
-version: '3'
-
-vars:
-  GREETING: Hello, World!
-
-tasks:
-  default:
-    cmds:
-      - echo "{{.GREETING}}"
-    silent: true
diff --git a/Taskfile.yaml b/Taskfile.yaml
new file mode 100644
index 0000000..ba044cb
--- /dev/null
+++ b/Taskfile.yaml
@@ -0,0 +1,24 @@
+# https://taskfile.dev
+
+version: "3"
+
+vars:
+  GREETING: Hello, World!
+
+tasks:
+  "precommit:init": pre-commit install -t pre-merge-commit -t pre-push
+
+  integrate:
+    cmds:
+      - git is-clean
+      - git co main
+      - git weld -
+
+  lint:fix:
+    cmds:
+      - npx prettier --write {{.CLI_ARGS | default "." }}
+
+  default:
+    cmds:
+      - echo "{{.GREETING}}"
+    silent: true
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..c1baac4
--- /dev/null
+++ b/package.json
@@ -0,0 +1,19 @@
+{
+  "name": "2022",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "Yanick Champoux <yanick@babyl.ca> (http://techblog.babyl.ca/)",
+  "license": "ISC",
+  "dependencies": {
+    "debug": "^4.3.4",
+    "fs-extra": "^11.1.0",
+    "prettier": "^2.8.0",
+    "remeda": "^1.3.0",
+    "vitest": "^0.25.3"
+  }
+}
diff --git a/vitest.config.js b/vitest.config.js
new file mode 100644
index 0000000..aca2fa2
--- /dev/null
+++ b/vitest.config.js
@@ -0,0 +1,9 @@
+/// <reference types="vitest" />
+import { defineConfig } from "vite";
+
+export default defineConfig({
+  test: {
+    include: ["**/*test.js"],
+    // ...
+  },
+});