Refactor structures

Author: udzura

uzumibi-docs/src/SUMMARY.md

@@ -5,12 +5,68 @@
 # User Guide
 
 - [Overview](./overview.md)
+  - [What is Uzumibi?](./overview/what-is-uzumibi.md)
+  - [What is mruby/edge?](./overview/what-is-mrubyedge.md)
+  - [Architecture](./overview/architecture.md)
+  - [Project Structure](./overview/project-structure.md)
+
 - [Installation and Getting Started](./installation.md)
+  - [Prerequisites](./installation/prerequisites.md)
+  - [Installing via cargo](./installation/installing-via-cargo.md)
+  - [Creating a Cloudflare Workers Project](./installation/creating-a-cloudflare-workers-project.md)
+  - [Editing Ruby Files](./installation/editing-ruby-files.md)
+  - [Running Locally](./installation/running-locally.md)
+  - [Deploying](./installation/deploying.md)
+  - [Next Steps](./installation/next-steps.md)
+  - [Troubleshooting](./installation/troubleshooting.md)
+
 - [Ruby API Reference](./ruby-api.md)
+  - [Routing](./ruby-api/routing.md)
+  - [Request Object](./ruby-api/request-object.md)
+  - [Response Object](./ruby-api/response-object.md)
+  - [Complete Example](./ruby-api/complete-example.md)
+  - [Helper Functions](./ruby-api/helper-functions.md)
+  - [Error Handling](./ruby-api/error-handling.md)
+  - [Best Practices](./ruby-api/best-practices.md)
+  - [Limitations](./ruby-api/limitations.md)
+
 - [Supported Platforms](./platforms.md)
+  - [Cloudflare Workers](./platforms/cloudflare-workers.md)
+  - [Fastly Compute](./platforms/fastly-compute.md)
+  - [Spin (Fermyon Cloud)](./platforms/spin-fermyon-cloud.md)
+  - [Cloud Run](./platforms/cloud-run.md)
+  - [Service Worker/Web Worker (Experimental)](./platforms/service-workerweb-worker-experimental.md)
+  - [Platform Comparison](./platforms/platform-comparison.md)
+  - [Choosing a Platform](./platforms/choosing-a-platform.md)
+
 - [External Service Abstractions](./external-services.md)
+  - [What are External Service Abstractions?](./external-services/what-are-external-service-abstractions.md)
+  - [Available Services](./external-services/available-services.md)
+  - [Platform Support Matrix](./external-services/platform-support-matrix.md)
+  - [Usage Examples](./external-services/usage-examples.md)
+  - [Development Roadmap](./external-services/development-roadmap.md)
+  - [Contributing](./external-services/contributing.md)
 
 # Reference
 
 - [CLI Reference](./cli-reference.md)
+  - [Installation](./cli-reference/installation.md)
+  - [Commands](./cli-reference/commands.md)
+  - [Project Templates](./cli-reference/project-templates.md)
+  - [Common Workflows](./cli-reference/common-workflows.md)
+  - [Troubleshooting](./cli-reference/troubleshooting.md)
+  - [Environment Variables](./cli-reference/environment-variables.md)
+  - [Future Commands](./cli-reference/future-commands.md)
+  - [Updating the CLI](./cli-reference/updating-the-cli.md)
+  - [Getting Help](./cli-reference/getting-help.md)
+
 - [Examples](./examples.md)
+  - [Basic Examples](./examples/basic-examples.md)
+  - [HTTP Methods](./examples/http-methods.md)
+  - [JSON API](./examples/json-api.md)
+  - [Form Handling](./examples/form-handling.md)
+  - [Redirects](./examples/redirects.md)
+  - [Error Handling](./examples/error-handling.md)
+  - [Headers and Content Types](./examples/headers-and-content-types.md)
+  - [Advanced Patterns](./examples/advanced-patterns.md)
+  - [Real-World Example](./examples/real-world-example.md)