docs: update license from MIT to Apache 2.0

Update project license information across documentation:
- Update README.md license section
- Update FAQ content with correct license
- Regenerate metadata to reflect license change

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <[email protected]>

Author: ericyangpan

README.md

@@ -33,7 +33,7 @@ We welcome contributions! Please check the manifest files in `manifests/` to add
 
 ## License
 
-MIT
+Apache 2.0
 
 ## Website
 

content/faq/en/index.mdx

@@ -27,7 +27,7 @@ The directory is continuously updated as new tools and providers emerge.
 
 # Is AI Coding Stack open source? Can I contribute?
 
-Yes, AI Coding Stack is fully open source and released under the MIT license. The project welcomes contributions from the community! You can contribute by:
+Yes, AI Coding Stack is fully open source and released under the Apache 2.0 license. The project welcomes contributions from the community! You can contribute by:
 
 - Adding or updating tool metadata in the manifests directory (ides.json, clis.json, models.json, providers.json)
 - Reporting inaccuracies or outdated information

src/lib/generated/metadata.ts

@@ -418,7 +418,7 @@ export const faqMetadata: Record<string, FaqItem[]> = {
     },
     {
       "title": "Is AI Coding Stack open source? Can I contribute?",
-      "content": "Yes, AI Coding Stack is fully open source and released under the MIT license. The project welcomes contributions from the community! You can contribute by:\n\n- Adding or updating tool metadata in the manifests directory (ides.json, clis.json, models.json, providers.json)\n- Reporting inaccuracies or outdated information\n- Suggesting new tools to be added\n- Improving documentation and guides\n- Submitting pull requests\n\nVisit the [GitHub repository](https://github.com/ericyangpan/aicodingstack) to get started with contributing to the AI coding ecosystem."
+      "content": "Yes, AI Coding Stack is fully open source and released under the Apache 2.0 license. The project welcomes contributions from the community! You can contribute by:\n\n- Adding or updating tool metadata in the manifests directory (ides.json, clis.json, models.json, providers.json)\n- Reporting inaccuracies or outdated information\n- Suggesting new tools to be added\n- Improving documentation and guides\n- Submitting pull requests\n\nVisit the [GitHub repository](https://github.com/ericyangpan/aicodingstack) to get started with contributing to the AI coding ecosystem."
     },
     {
       "title": "How does AI Coding Stack help me choose the right tools?",