feat: improve native preview (#15223)

#### PR Dependency Tree


* **PR #15223** 👈

This tree was auto-generated by
[Charcoal](https://github.com/danerwilliams/charcoal)

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

* **Improvements**
* Updated Mermaid and Typst preview rendering in native/mobile apps to
use a shared preview implementation.
* Improved production Release builds with additional Rust release tuning
and enhanced iOS Release stripping/symbol settings.
* Enabled stronger release output optimization for the native package
build.
* **Bug Fixes**
* Strengthened handling of unsupported self-hosted server versions
during login preflight.
* Refreshed unsupported-version messaging with localized text and a
direct upgrade link.
* **Tests**
* Added coverage for login preflight behavior when the server version is
unsupported.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

packages/frontend/apps/ios/App/App.xcodeproj/project.pbxproj

@@ -566,8 +566,9 @@
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				CODE_SIGN_IDENTITY = "Apple Distribution: TOEVERYTHING PTE. LTD. (73YMMDVT2M)";
 				CODE_SIGN_STYLE = Manual;
-				COPY_PHASE_STRIP = NO;
+				COPY_PHASE_STRIP = YES;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
+				DEPLOYMENT_POSTPROCESSING = YES;
 				DEVELOPMENT_TEAM = 73YMMDVT2M;
 				ENABLE_NS_ASSERTIONS = NO;
 				ENABLE_STRICT_OBJC_MSGSEND = YES;
@@ -587,6 +588,7 @@
 				SUPPORTED_PLATFORMS = "iphonesimulator iphoneos";
 				SWIFT_COMPILATION_MODE = wholemodule;
 				SWIFT_OPTIMIZATION_LEVEL = "-O";
+				STRIP_INSTALLED_PRODUCT = YES;
 				VALIDATE_PRODUCT = YES;
 			};
 			name = Release;