Fix GUI instance counts and launcher tmp paths

internal/app/ocr.go

@@ -0,0 +1,30 @@
+package app
+
+import (
+	"fmt"
+	"log"
+	"os/exec"
+)
+
+func runPythonOcrFromScreen() error {
+	script := `
+import sys
+from pathlib import Path
+root = Path(r"C:\Users\kenny\Documents\git\messpy\VRC\VRWT_Tool\VRC_OSC")
+sys.path.insert(0, str(root / "src"))
+from ocr.ocr_actions import runOcrFromScreen
+runOcrFromScreen()
+`
+	cmd := exec.Command("python", "-c", script)
+	cmd.Dir = `C:\Users\kenny\Documents\git\messpy\VRC\VRWT_Tool\VRC_OSC`
+	out, err := cmd.CombinedOutput()
+	if len(out) > 0 {
+		log.Printf("ocr output: %s", string(out))
+		SetOCRText(string(out))
+		SetTranslateText("翻訳: 未実装")
+	}
+	if err != nil {
+		return fmt.Errorf("ocr failed: %w", err)
+	}
+	return nil
+}