Merge Go frontend (apiserver + xcecli) into meson build

src/frontend/apiserver/utils/utils_test.go

@@ -0,0 +1,37 @@
+package utils
+
+import (
+	"testing"
+)
+
+func TestIntOrInt64(t *testing.T) {
+	tests := []struct {
+		name  string
+		input interface{}
+		want  int
+		ok    bool
+	}{
+		{"int zero", int(0), 0, true},
+		{"int positive", int(42), 42, true},
+		{"int negative", int(-1), -1, true},
+		{"int64 zero", int64(0), 0, true},
+		{"int64 positive", int64(42), 42, true},
+		{"int64 negative", int64(-1), -1, true},
+		{"int64 large", int64(9223372036854775807), int(9223372036854775807), true}, // int==int64 on 64-bit
+		{"string", "42", 0, false},
+		{"float64", 42.0, 0, false},
+		{"nil", nil, 0, false},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, ok := IntOrInt64(tt.input)
+			if ok != tt.ok {
+				t.Errorf("IntOrInt64(%v) ok = %v, want %v", tt.input, ok, tt.ok)
+			}
+			if ok && got != tt.want {
+				t.Errorf("IntOrInt64(%v) = %d, want %d", tt.input, got, tt.want)
+			}
+		})
+	}
+}