refactor(platform): remove Apple targets from KMP

AGENTS.md

@@ -13,13 +13,14 @@ Nested guides take precedence when editing under those trees:
 
 ## Project overview
 
-VniDrop is a cross-platform **local P2P file transfer** app (Android, iOS, Desktop).
+VniDrop is a cross-platform **local P2P file transfer** app.
 
 | Layer | Path | Responsibility |
 |-------|------|----------------|
 | Rust core | `crates/vnidrop/` | Iroh endpoint, blobs, SQLite, tickets, approval, streaming |
-| Shared KMP | `shared/` | Compose UI, ViewModels, expect/actual platform bridges |
-| Hosts | `androidApp/`, `iosApp/`, `desktopApp/` | Thin app shells |
+| Shared KMP | `shared/` | Compose UI and platform bridges for Android, Windows, and Linux |
+| Compose hosts | `androidApp/`, `desktopApp/` | Thin Android and Windows/Linux app shells |
+| Apple app | `apple/` | Native SwiftUI UI using generated Rust/UniFFI Swift bindings |
 
 **Invariant:** UI/platform opens files and handles pickers; **Rust streams bytes**.
 Do not design features that move transfer payloads through Kotlin heap by default.
@@ -53,7 +54,7 @@ Domain docs (reference, do not paste into PRs):
 ## Build and test
 
 Install prerequisites when missing: Rust stable + rustfmt + clippy, JDK 17,
-Android NDK/SDK only if building Android, Xcode only for iOS.
+Android NDK/SDK only if building Android, Xcode only for the native Apple app.
 
 ### Rust core (`crates/vnidrop` or workspace root)
 
@@ -95,15 +96,13 @@ Other targets (slower / machine-dependent):
 
 ```bash
 ./gradlew :shared:testAndroidHostTest
-./gradlew :shared:iosSimulatorArm64Test   # macOS + Xcode
 ./gradlew :androidApp:assembleDebug
 ./gradlew :desktopApp:run
 ```
 
-**Note:** `jvmTest` CI currently runs on **macOS**. Gobley host cargo is enabled
-for the current host and architecture, so local Linux and Windows builds embed
-their matching desktop Rust library. Prefer macOS only when exact CI parity is
-required.
+**Note:** `jvmTest` CI runs on **Linux**. Gobley host cargo is enabled for the
+current host and architecture, so local desktop builds embed their matching
+Rust library.
 
 ### What to run before finishing
 
@@ -144,12 +143,12 @@ shared/src/commonMain/kotlin/com/vnidrop/app/
   core/           # CoreGateway, models, pickers interfaces
   feature/send|receive|approvals|settings|app/
   ui/theme|components|navigation|feedback|state/
-androidMain|iosMain|jvmMain/   # expect/actual implementations
+androidMain|jvmMain/   # expect/actual implementations
 ```
 
 ### Platform file rules (do not violate)
 
-- Desktop / path-based iOS: paths; directory walk in Rust when `is_directory`.
+- Windows/Linux desktop: paths; directory walk in Rust when `is_directory`.
 - Android **share**: ParcelFileDescriptor **file** FDs only — never a directory FD.
   Folder share expands SAF trees in Kotlin to per-file FDs + relative names.
 - Android **receive** default: MediaStore Downloads sink; custom trees via SAF write.