Merge pull request #605 from objectstack-ai/copilot/add-plugin-mechanism

Author: hotlong

content/docs/guides/index.mdx

@@ -25,6 +25,7 @@ The `@objectstack/runtime` package implements the universal `HttpDispatcher` and
 ### 3. The Developer Toolchain
 The `@objectstack/cli` provides a complete development workflow:
 - **Scaffolding**: `os init` and `os generate` for project and metadata creation.
+- **Plugin Management**: `os plugin add/remove/list` for managing plugins.
 - **Validation**: `os validate` for schema checking with `--strict` and `--json` modes.
 - **Introspection**: `os info` for metadata summary and `os doctor` for environment health.
 - **Build**: `os compile` for production artifact generation.

content/docs/guides/meta.json

@@ -1,4 +1,4 @@
 {
   "title": "Guides",
-  "pages": ["index", "data-modeling", "business-logic", "authentication", "security", "ai-capabilities", "api-reference", "client-sdk", "driver-configuration", "kernel-services", "standards"]
+  "pages": ["index", "data-modeling", "plugins", "business-logic", "authentication", "security", "ai-capabilities", "api-reference", "client-sdk", "driver-configuration", "kernel-services", "standards"]
 }