Add VLMEval Sample Project (#169)

* Add VLMEval target with code

Author: rudrankriyam

Applications/LLMEval/README.md

@@ -6,11 +6,7 @@ An example that:
 - evaluates a prompt
 - displays the output as it generates text
 
-> Note: this _must_ be built Release, otherwise you will encounter
-stack overflows.
-
-You will need to set the Team on the LLMEval target in order to build and
-run on iOS.
+You will need to set the Team on the LLMEval target in order to build and run on iOS.
 
 Some notes about the setup:
 
@@ -46,9 +42,6 @@ There are a couple options:
 - force the model evaluation to run on the main thread, e.g. using @MainActor
 - build `Cmlx` with optimizations by modifying `mlx/Package.swift` and adding `.unsafeOptions(["-O3"]),` around line 87
 
-Building in Release / optimizations will remove a lot of tail calls in the C++ 
-layer.  These lead to the stack overflows.
-
 See discussion here: https://github.com/ml-explore/mlx-swift-examples/issues/3
 
 ### Performance

Applications/LLMEval/ViewModels/DeviceStat.swift

@@ -1,6 +1,5 @@
 import Foundation
 import MLX
-import MLXLLM
 
 @Observable
 final class DeviceStat: @unchecked Sendable {

Applications/VLMEval/Assets.xcassets/AccentColor.colorset/Contents.json

@@ -0,0 +1,11 @@
+{
+  "colors" : [
+    {
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

Applications/VLMEval/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -0,0 +1,35 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "platform" : "ios",
+      "size" : "1024x1024"
+    },
+    {
+      "appearances" : [
+        {
+          "appearance" : "luminosity",
+          "value" : "dark"
+        }
+      ],
+      "idiom" : "universal",
+      "platform" : "ios",
+      "size" : "1024x1024"
+    },
+    {
+      "appearances" : [
+        {
+          "appearance" : "luminosity",
+          "value" : "tinted"
+        }
+      ],
+      "idiom" : "universal",
+      "platform" : "ios",
+      "size" : "1024x1024"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

Applications/VLMEval/Assets.xcassets/Contents.json

@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}