Clean Go cache automatically at build start

scripts/build-linux.sh

@@ -31,6 +31,8 @@ cd "$PROJECT_ROOT"
 echo "🧹 Cleaning previous builds and cache..."
 go clean -cache -modcache -testcache 2>/dev/null || true
 rm -f "$BUILD_OUTPUT" 2>/dev/null || true
+# Also clear build cache directory to avoid permission issues
+rm -rf "${GOCACHE:-$HOME/.cache/go-build}" 2>/dev/null || true
 echo "✓ Cache cleaned"
 echo ""
 

scripts/build.sh

@@ -52,6 +52,8 @@ case "$OS" in
 
         echo "🧹 Cleaning previous builds..."
         rm -f VideoTools.exe 2>/dev/null || true
+        # Clear Go cache to avoid permission issues
+        go clean -cache -modcache -testcache 2>/dev/null || true
         echo "✓ Cache cleaned"
         echo ""