format: add pre commit checks

.husky/commit-msg

@@ -0,0 +1,4 @@
+#!/usr/bin/env sh
+. "$(dirname -- "$0")/_/husky.sh"
+
+npx --no-install commitlint --edit $1

.husky/pre-commit

@@ -0,0 +1,12 @@
+#!/usr/bin/env sh
+. "$(dirname -- "$0")/_/husky.sh"
+
+# retrieve staged file names
+FILES=$(git diff --cached --name-only --diff-filter=ACMR | sed 's| |\\ |g')
+[ -z "$FILES" ] && exit 0
+# format staged files
+echo "$FILES" | xargs npx --no-install nx format --files
+# add formatted files to staged files
+echo "$FILES" | xargs git add
+
+exit 0

commitlint.config.js

@@ -0,0 +1,114 @@
+const fs = require('fs');
+
+/*
+ * Type-Enums and their documentation as reusable const.
+ */
+const typeEnumDescription = {
+  fix: {
+    description: 'A code change that fixes an error or bug',
+    title: 'Fix',
+    emoji: '💉',
+  },
+  feat: {
+    description: 'Adding new functionality',
+    title: 'Feature',
+    emoji: '🐣',
+  },
+  docs: {
+    description: 'Documentation only changes',
+    title: 'Documentation',
+    emoji: '📜',
+  },
+  format: {
+    description:
+      'Changes that do not affect the meaning of the code (white-space, formatting, missing semi-colons, etc)',
+    title: 'Formatting',
+    emoji: '💎',
+  },
+  refactor: {
+    description: 'A code change that neither fixes a bug nor adds a feature',
+    title: 'Code Refactoring',
+    emoji: '♻',
+  },
+  perf: {
+    description: 'A code change that improves performance',
+    title: 'Performance Improvements',
+    emoji: '🚀',
+  },
+  deprecate: {
+    description:
+      'A code change that deprecates APIs or is related to their deprecation',
+    title: 'Code Deprecations',
+    emoji: '🕸',
+  },
+  test: {
+    description: 'Adding missing tests or correcting existing tests',
+    title: 'Tests',
+    emoji: '🛂',
+  },
+  build: {
+    description:
+      'Changes that affect the build system or external dependencies (example scopes: gulp, broccoli, npm)',
+    title: 'Builds',
+    emoji: '📦',
+  },
+  ci: {
+    description:
+      'Changes to our CI configuration files and scripts (example scopes: Travis, Circle, BrowserStack, SauceLabs)',
+    title: 'Continuous Integrations',
+    emoji: '🏭',
+  },
+  ops: {
+    description:
+      'Changes to our CI / CD configuration files and scripts (example scopes: GH Actions, Heroku, Docker...)',
+    title: 'DevOps',
+    emoji: '🏭',
+  },
+  chore: {
+    description: "Other changes that don't modify src or test files",
+    title: 'Chores',
+    emoji: '⚙',
+  },
+  revert: {
+    description: 'Reverts a previous commit',
+    title: 'Reverts',
+    emoji: '🗑',
+  },
+};
+
+/*
+ * Scope-Enums defined from constants and Nx projects.
+ */
+const baseScopes = ['release'];
+
+const scopeEnum = () => {
+  const packagesNames = fs
+    .readdirSync('packages', { withFileTypes: true })
+    .filter((item) => item.isDirectory())
+    .map((item) => item.name);
+
+  return [...baseScopes, ...packagesNames];
+};
+
+const Configuration = {
+  /*
+   * Resolve and load @commitlint/config-conventional from node_modules.
+   * Referenced packages must be installed
+   */
+  extends: ['@commitlint/config-conventional'],
+  /*
+   * Override rules from @commitlint/config-conventional
+   */
+  rules: {
+    /*
+     * Customized types matching CU folders
+     */
+    'type-enum': [2, 'always', Object.keys(typeEnumDescription)],
+    /*
+     * Scope enums derived from projects registered in `workspace.json`
+     */
+    'scope-enum': [2, 'always', scopeEnum()],
+  },
+};
+
+module.exports = Configuration;