diff --git a/.eslintignore b/.eslintignore
index 3c3629e..d96059b 100644
--- a/.eslintignore
+++ b/.eslintignore
@@ -1 +1,5 @@
 node_modules
+docs/.next
+docs/out
+.nx
+tmp
\ No newline at end of file
diff --git a/docs/.eslintignore b/docs/.eslintignore
new file mode 100644
index 0000000..a608450
--- /dev/null
+++ b/docs/.eslintignore
@@ -0,0 +1,3 @@
+node_modules
+.next
+out
diff --git a/docs/src/app/advanced-usage/page.md b/docs/src/app/advanced-usage/page.md
new file mode 100644
index 0000000..f049b55
--- /dev/null
+++ b/docs/src/app/advanced-usage/page.md
@@ -0,0 +1,9 @@
+---
+title: 'Advanced Usage'
+nextjs:
+  metadata:
+    title: 'Advanced Usage'
+    description: 'Learn about the advanced usage of `mutates`.'
+---
+
+WIP
diff --git a/docs/src/app/packages/angular/page.md b/docs/src/app/angular/page.md
similarity index 100%
rename from docs/src/app/packages/angular/page.md
rename to docs/src/app/angular/page.md
diff --git a/docs/src/app/ast/page.md b/docs/src/app/ast/page.md
new file mode 100644
index 0000000..f349494
--- /dev/null
+++ b/docs/src/app/ast/page.md
@@ -0,0 +1,9 @@
+---
+title: 'Understanding AST'
+nextjs:
+  metadata:
+    title: 'Understanding AST'
+    description: 'Learn about the Abstract Syntax Tree (AST)'
+---
+
+WIP
diff --git a/docs/src/app/basic-operations/page.md b/docs/src/app/basic-operations/page.md
new file mode 100644
index 0000000..44a6035
--- /dev/null
+++ b/docs/src/app/basic-operations/page.md
@@ -0,0 +1,9 @@
+---
+title: 'Basic Operations'
+nextjs:
+  metadata:
+    title: 'Basic Operations'
+    description: 'Learn about the basic operations in `mutates`.'
+---
+
+WIP
diff --git a/docs/src/app/basic-usage/page.md b/docs/src/app/basic-usage/page.md
new file mode 100644
index 0000000..a7e30d7
--- /dev/null
+++ b/docs/src/app/basic-usage/page.md
@@ -0,0 +1,9 @@
+---
+title: 'Basic Usage'
+nextjs:
+  metadata:
+    title: 'Basic Usage'
+    description: 'Learn about the basic usage of `mutates`.'
+---
+
+WIP
diff --git a/docs/src/app/code-of-conduct/page.md b/docs/src/app/code-of-conduct/page.md
new file mode 100644
index 0000000..e69de29
diff --git a/docs/src/app/coding-standards/page.md b/docs/src/app/coding-standards/page.md
new file mode 100644
index 0000000..950ca5e
--- /dev/null
+++ b/docs/src/app/coding-standards/page.md
@@ -0,0 +1,9 @@
+---
+title: 'Coding Standards'
+nextjs:
+  metadata:
+    title: 'Coding Standards'
+    description: 'Learn about the coding standards of `mutates`.'
+---
+
+WIP
diff --git a/docs/src/app/contribution-guide/page.md b/docs/src/app/contribution-guide/page.md
new file mode 100644
index 0000000..953ef69
--- /dev/null
+++ b/docs/src/app/contribution-guide/page.md
@@ -0,0 +1,9 @@
+---
+title: 'Contribution Guide'
+nextjs:
+  metadata:
+    title: 'Contribution Guide'
+    description: How to contribute to the Mutates project.
+---
+
+WIP
diff --git a/docs/src/app/packages/core/page.md b/docs/src/app/core/page.md
similarity index 100%
rename from docs/src/app/packages/core/page.md
rename to docs/src/app/core/page.md
diff --git a/docs/src/app/framework-integrations/page.md b/docs/src/app/framework-integrations/page.md
new file mode 100644
index 0000000..6bd864b
--- /dev/null
+++ b/docs/src/app/framework-integrations/page.md
@@ -0,0 +1,9 @@
+---
+title: 'Framework Integrations'
+nextjs:
+  metadata:
+    title: 'Framework Integrations'
+    description: 'Learn about the framework integrations in `mutates`.'
+---
+
+WIP
diff --git a/docs/src/app/frequently-asked-questions/page.md b/docs/src/app/frequently-asked-questions/page.md
new file mode 100644
index 0000000..6f6a3b4
--- /dev/null
+++ b/docs/src/app/frequently-asked-questions/page.md
@@ -0,0 +1,9 @@
+---
+title: 'Frequently Asked Questions'
+nextjs:
+  metadata:
+    title: 'Frequently Asked Questions'
+    description: 'Frequently asked questions about `mutates`.'
+---
+
+WIP
diff --git a/docs/src/app/packages/nx/page.md b/docs/src/app/nx/page.md
similarity index 100%
rename from docs/src/app/packages/nx/page.md
rename to docs/src/app/nx/page.md
diff --git a/docs/src/app/page.md b/docs/src/app/page.md
index ac5127d..a12f305 100644
--- a/docs/src/app/page.md
+++ b/docs/src/app/page.md
@@ -1,6 +1,6 @@
 ---
-title: Get Started
-description: 'Welcome to the Mutates documentation!'
+title: Overview
+description: 'Overview of the Mutates project.'
 ---
 
 `Mutates` is a fork of [ng-morph](https://github.com/taiga-family/ng-morph) that is focused on
diff --git a/docs/src/app/performance-optimization/page.md b/docs/src/app/performance-optimization/page.md
new file mode 100644
index 0000000..60dcfd0
--- /dev/null
+++ b/docs/src/app/performance-optimization/page.md
@@ -0,0 +1,9 @@
+---
+title: 'Performance Optimization'
+nextjs:
+  metadata:
+    title: 'Performance Optimization'
+    description: 'Learn about performance optimization in `mutates`.'
+---
+
+WIP
diff --git a/docs/src/app/quick-start/page.md b/docs/src/app/quick-start/page.md
new file mode 100644
index 0000000..14df319
--- /dev/null
+++ b/docs/src/app/quick-start/page.md
@@ -0,0 +1,9 @@
+---
+title: 'Quick start'
+nextjs:
+  metadata:
+    title: 'Quick start'
+    description: 'Learn how to get started with `mutates`.'
+---
+
+WIP
diff --git a/docs/src/app/testing/page.md b/docs/src/app/testing/page.md
deleted file mode 100644
index 8a91110..0000000
--- a/docs/src/app/testing/page.md
+++ /dev/null
@@ -1,9 +0,0 @@
----
-title: Testing
-nextjs:
-  metadata:
-    title: Testing
-    description: Learn how to test your `mutates` scripts.
----
-
-WIP
diff --git a/docs/src/app/troubleshooting/page.md b/docs/src/app/troubleshooting/page.md
new file mode 100644
index 0000000..5e38287
--- /dev/null
+++ b/docs/src/app/troubleshooting/page.md
@@ -0,0 +1,9 @@
+---
+title: 'Troubleshooting'
+nextjs:
+  metadata:
+    title: 'Troubleshooting'
+    description: 'Troubleshooting common issues with `mutates`.'
+---
+
+WIP
diff --git a/docs/src/lib/navigation.ts b/docs/src/lib/navigation.ts
index 925948b..0cd2151 100644
--- a/docs/src/lib/navigation.ts
+++ b/docs/src/lib/navigation.ts
@@ -1,52 +1,82 @@
 export const navigation = [
   {
     title: 'Introduction',
+    links: [{ title: 'Overview', href: '/' }],
+  },
+  {
+    title: 'Getting started',
     links: [
-      { title: 'Getting started', href: '/' },
       { title: 'Installation', href: '/installation' },
+      { title: 'Quick start', href: '/quick-start' },
+    ],
+  },
+  {
+    title: 'Core Concepts',
+    links: [
+      { title: 'Understanding AST', href: '/ast' },
+      { title: 'Basic Operations', href: '/basic-operations' },
     ],
   },
   {
-    title: 'Packages',
+    title: 'Usage Examples',
+    links: [
+      { title: 'Basic Usage', href: '/basic-usage' },
+      { title: 'Advanced Usage', href: '/advanced-usage' },
+    ],
+  },
+  {
+    title: 'API Reference',
     links: [
       {
-        title: 'Core',
-        href: '/packages/core',
+        title: 'Core API',
+        href: '/core',
       },
       {
-        title: 'Angular',
-        href: '/packages/angular',
+        title: 'Angular API',
+        href: '/angular',
       },
       {
-        title: 'Nx',
-        href: '/packages/nx',
+        title: 'Nx API',
+        href: '/nx',
       },
     ],
   },
   {
-    title: 'Core concepts',
-    links: [{ title: 'Testing', href: '/testing' }],
-  },
-  // {
-  //   title: 'Advanced guides',
-  //   links: [
-  //     { title: 'Writing plugins', href: '/docs/writing-plugins' },
-  //     { title: 'Neuralink integration', href: '/docs/neuralink-integration' },
-  //     { title: 'Temporal paradoxes', href: '/docs/temporal-paradoxes' },
-  //     { title: 'Testing', href: '/docs/testing' },
-  //     { title: 'Compile-time caching', href: '/docs/compile-time-caching' },
-  //     {
-  //       title: 'Predictive data generation',
-  //       href: '/docs/predictive-data-generation',
-  //     },
-  //   ],
-  // },
-  // {
-  //   title: 'API reference',
-  //   links: [],
-  // },
-  {
-    title: 'Contributing',
-    links: [{ title: 'How to contribute', href: '/how-to-contribute' }],
+    title: 'Advanced Topics',
+    links: [
+      { title: 'Framework Integrations', href: '/framework-integrations' },
+      { title: 'Performance Optimization', href: '/performance-optimization' },
+    ],
+  },
+  {
+    title: 'Best Practices',
+    links: [
+      { title: 'Coding Standards', href: '/coding-standards' },
+      { title: 'Testing', href: '/testing' },
+    ],
+  },
+  {
+    title: 'Contribution',
+    links: [
+      { title: 'Contribution Guide', href: '/contribution-guide' },
+      { title: 'Code of Conduct', href: '/code-of-conduct' },
+    ],
+  },
+  {
+    title: 'FAQ',
+    links: [
+      { title: 'Frequently Asked Questions', href: '/frequently-asked-questions' },
+      { title: 'Troubleshooting', href: '/troubleshooting' },
+    ],
+  },
+  {
+    title: 'Changelog',
+    links: [{ title: 'Version History', href: 'https://github.com/IKatsuba/mutates/releases' }],
+  },
+  {
+    title: 'License',
+    links: [
+      { title: 'Apache License', href: 'https://github.com/ikatsuba/mutates/blob/main/LICENSE' },
+    ],
   },
 ];
diff --git a/package-lock.json b/package-lock.json
index e01e6fe..a5c7858 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19474,7 +19474,7 @@
       "peerDependencies": {
         "@angular-devkit/schematics": ">=18.0.0",
         "@mutates/core": "0.0.0-development",
-        "ts-morph": "^22.0.0"
+        "ts-morph": ">=22.0.0"
       }
     },
     "packages/core": {
@@ -19489,14 +19489,15 @@
     },
     "packages/nx": {
       "name": "@mutates/nx",
-      "version": "0.0.1",
+      "version": "0.0.0-development",
+      "license": "Apache-2.0",
       "dependencies": {
         "tslib": "^2.3.0"
       },
       "peerDependencies": {
         "@mutates/core": "0.0.0-development",
-        "@nx/devkit": ">= 19.0.0",
-        "ts-morph": "^22.0.0"
+        "@nx/devkit": ">=19.0.0",
+        "ts-morph": ">=22.0.0"
       }
     }
   }
diff --git a/packages/angular/src/lib/metadata/get-metadata-property.ts b/packages/angular/src/lib/metadata/get-metadata-property.ts
index 0acd68f..3a77203 100644
--- a/packages/angular/src/lib/metadata/get-metadata-property.ts
+++ b/packages/angular/src/lib/metadata/get-metadata-property.ts
@@ -11,6 +11,10 @@ export function getMetadataProperty<T extends MetadataProperty>(
 ): PropertyAssignment | undefined {
   const [metadata] = getMetadata(klass);
 
+  if (!metadata) {
+    return;
+  }
+
   return getObjectProperties(metadata, {
     name: property as string,
   }).at(0);