feat(editor): migrate typst mermaid to native (#14499)

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit

* **New Features**
* Native/WASM Mermaid and Typst SVG preview rendering on desktop and
mobile, plus cross-platform Preview plugin integrations.

* **Improvements**
* Centralized, sanitized rendering bridge with automatic Typst
font-directory handling and configurable native renderer selection.
* More consistent and robust error serialization and worker-backed
preview flows for improved stability and performance.

* **Tests**
* Extensive unit and integration tests for preview rendering, font
discovery, sanitization, and error serialization.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

packages/frontend/native/Cargo.toml

@@ -1,6 +1,7 @@
 [package]
 edition = "2024"
 name    = "affine_native"
+publish = false
 version = "0.0.0"
 
 [lib]
@@ -25,6 +26,12 @@ sqlx = { workspace = true, default-features = false, features = [
 thiserror = { workspace = true }
 tokio = { workspace = true, features = ["full"] }
 
+[target.'cfg(not(any(target_os = "android", target_os = "ios")))'.dependencies]
+mermaid-rs-renderer = { workspace = true }
+typst               = { workspace = true }
+typst-as-lib        = { workspace = true }
+typst-svg           = { workspace = true }
+
 [target.'cfg(not(target_os = "linux"))'.dependencies]
 mimalloc = { workspace = true }