Feature/lunar calendar optimization

.eslintrc.js

@@ -0,0 +1,26 @@
+module.exports = {
+  env: {
+    browser: true,
+    es2021: true,
+    node: true,
+    jest: true
+  },
+  extends: [
+    'eslint:recommended',
+  ],
+  parserOptions: {
+    ecmaVersion: 'latest',
+    sourceType: 'module'
+  },
+  rules: {
+    'indent': ['error', 2],
+    'linebreak-style': ['error', 'unix'],
+    'quotes': ['error', 'single'],
+    'semi': ['error', 'always'],
+    'no-console': 'warn',
+    'no-unused-vars': 'warn',
+    'prefer-const': 'error',
+    'no-var': 'error'
+  },
+  ignorePatterns: ['dist/', 'node_modules/', 'lib/']
+};

.github/workflows/test.yml

@@ -0,0 +1,45 @@
+name: Test Suite
+
+on:
+  push:
+    branches: [ main, master, feature/** ]
+  pull_request:
+    branches: [ main, master ]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [18.x, 20.x, 22.x]
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v4
+      with:
+        node-version: ${{ matrix.node-version }}
+        cache: 'npm'
+
+    - name: Install dependencies
+      run: npm ci
+
+    - name: Run linting
+      run: npm run lint
+
+    - name: Run tests
+      run: npm test
+
+    - name: Run build
+      run: npm run build
+
+    - name: Run type checking
+      run: npm run typecheck
+
+    - name: Fix security vulnerabilities
+      run: npm audit fix --force || echo "Could not fix all vulnerabilities automatically"
+
+    - name: Run security audit
+      run: npm run security

.gitignore

@@ -1,30 +1,61 @@
+# Dependency directories
+node_modules/
+
+# Build outputs
+dist/
+lib/
+
+# IDE files
+.vscode/
+.idea/
+*.swp
+*.swo
+
+# OS generated files
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+
 # Logs
 logs
 *.log
-.vscode/
 
 # Runtime data
 pids
 *.pid
 *.seed
 
-# Directory for instrumented libs generated by jscoverage/JSCover
-lib-cov
-
 # Coverage directory used by tools like istanbul
 coverage
+*.lcov
+
+# Environment
+.env
+.env.local
+.env.*.local
+
+# Temporary files
+tmp/
+temp/
+*.tmp
+*.temp
+
+# Development artifacts
+test-optimization.js
+test_final.js
+test_manual.js
+test_source.js
+simple_test.js
+build.js
+temp_test.js
+
+# Node-specific
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+npm-shrinkwrap.json
 
-# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
-.grunt
-
-# node-waf configuration
-.lock-wscript
-
-# Compiled binary addons (http://nodejs.org/api/addons.html)
-build/Release
-
-# Dependency directory
-# https://www.npmjs.org/doc/misc/npm-faq.html#should-i-check-my-node_modules-folder-into-git
-node_modules
-
-package-lock.json

.npmignore

@@ -0,0 +1,73 @@
+# Test files
+test/
+tests/
+
+# Source files (already compiled)
+src/
+
+# Build tools
+rollup.config.js
+vitest.config.js
+babel.config.js
+
+# Development files
+*.md
+!README.md
+!LICENSE
+
+# IDE files
+.node
+.nyc_output
+coverage
+.nyc_output/
+coverage/
+
+# Environment
+.env
+.env.local
+.env.development.local
+.env.test.local
+.env.production.local
+
+# Logs
+logs
+*.log
+
+# Runtime data
+pids
+*.pid
+*.seed
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+
+# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (http://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules/
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Optional REPL history
+.node_repl_history
+
+# Output directory
+dist/
+lib/

.prettierrc

@@ -0,0 +1,9 @@
+{
+  "semi": true,
+  "trailingComma": "es5",
+  "singleQuote": true,
+  "printWidth": 100,
+  "tabWidth": 2,
+  "useTabs": false,
+  "bracketSpacing": true
+}