Remove hydra-shield binary

Author: oyvhvi

.gitignore

@@ -137,6 +137,7 @@ _NCrunch*
 
 # macOS shield helper — compiled from Resources/MacShield/main.swift
 Hydra/Resources/MacShield/hydra-shield
+Hydra/Resources/MacShield/hydra-shield.app/
 
 # private project instructions
 CLAUDE.md

Hydra/Platform/MacOs/MacKeyResolver.cs

@@ -12,8 +12,12 @@ internal sealed class MacKeyResolver
     private KeyModifiers _previousModifiers;
     private readonly Dictionary<int, CharClassification> _keyDownId = [];
 
+    private static readonly nint _carbon =
+        NativeLibrary.Load("/System/Library/Frameworks/Carbon.framework/Carbon");
+
     // symbol pointer for kTISPropertyUnicodeKeyLayoutData (loaded once)
-    private static readonly nint TisPropertyUnicodeKeyLayoutData = LoadTisPropertyKey();
+    private static readonly nint TisPropertyUnicodeKeyLayoutData =
+        Marshal.ReadIntPtr(NativeLibrary.GetExport(_carbon, "kTISPropertyUnicodeKeyLayoutData"));
 
     internal KeyEvent? Resolve(int eventType, nint eventRef)
     {
@@ -159,9 +163,4 @@ internal static KeyModifiers MapModifiers(ulong cgFlags)
     internal static bool DetectAltGr(char? character, bool isCommand, bool optionHeld) =>
         optionHeld && !isCommand && character.HasValue;
 
-    private static readonly nint _carbon =
-        NativeLibrary.Load("/System/Library/Frameworks/Carbon.framework/Carbon");
-
-    private static nint LoadTisPropertyKey() =>
-        Marshal.ReadIntPtr(NativeLibrary.GetExport(_carbon, "kTISPropertyUnicodeKeyLayoutData"));
 }