chore: add pre-commit hook for conventional commits and linting (#127)

- Integrated Commitizen for enforcing conventional commit messages.
- Added pre-commit hook to run lint-staged for code linting before commit.
- Configured commit-msg hook to validate commit messages using commitlint.

.eslintrc.cjs

@@ -12,7 +12,7 @@ module.exports = {
     ecmaVersion: 2020,
     project: "./tsconfig.json",
   },
-  ignorePatterns: ["*.cjs"],
+  ignorePatterns: ["*.cjs", "!.lintstagedrc.js", ".lintstagedrc.js"],
   plugins: ["@typescript-eslint"],
   root: true,
   env: {

.husky/commit-msg

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+npx commitlint --edit $1

.husky/pre-commit

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+npx lint-staged

.husky/prepare-commit-msg

@@ -0,0 +1,14 @@
+#!/bin/sh
+
+# Check if commit message is provided with -m flag
+COMMIT_MSG_FILE=$1
+COMMIT_SOURCE=$2
+
+# Check if commit is being created from the message source (e.g., with `git commit -m`)
+if echo "$HUSKY_GIT_PARAMS" | grep -qE '^-m\s'; then
+  if [ "$COMMIT_SOURCE" = "message" ]; then
+    exit 0
+  fi
+fi
+
+exec < /dev/tty && npx git-cz --hook || true

.lintstagedrc.js

@@ -0,0 +1,8 @@
+const path = require("path");
+const buildEslintCommand = (filenames) =>
+  `next lint --fix --file ${filenames
+    .map((f) => path.relative(process.cwd(), f))
+    .join(" --file ")}`;
+module.exports = {
+  "*.{js,jsx,ts,tsx}": [buildEslintCommand],
+};

commitlint.config.ts

@@ -0,0 +1,47 @@
+import type { UserConfig } from '@commitlint/types';
+
+const Configuration: UserConfig = {
+  extends: ['@commitlint/config-conventional'],
+  parserPreset: 'conventional-changelog-atom',
+  formatter: '@commitlint/format',
+  rules: {
+    'type-enum': [
+      2,
+      'always',
+      [
+        'feat', // New feature
+        'fix', // Bug fix
+        'docs', // Documentation changes
+        'style', // Changes that do not affect the meaning of the code (white-space, formatting, etc.)
+        'refactor', // Code changes that neither fix a bug nor add a feature
+        'perf', // Performance improvement
+        'test', // Adding missing tests or correcting existing tests
+        'build', // Changes that affect the build system or external dependencies (example scopes: npm)
+        'ci', // Changes to CI configuration files and scripts
+        'chore', // Other changes that don't modify src or test files
+        'revert', // Reverts a previous commit
+      ],
+    ],
+    'scope-enum': [
+      2,
+      'always',
+      [
+        'setup', // Project setup
+        'config', // Configuration files
+        'deps', // Dependency updates
+        'feature', // Feature-specific changes
+        'bug', // Bug fixes
+        'docs', // Documentation
+        'style', // Code style/formatting
+        'refactor', // Code refactoring
+        'test', // Tests
+        'build', // Build scripts or configuration
+        'ci', // Continuous integration
+        'release', // Release related changes
+        'other', // Other changes
+      ],
+    ],
+  },
+};
+
+export default Configuration;