first commit

cmd/viewsagent/main.go

@@ -0,0 +1,40 @@
+// Command viewsagent 是桌面视觉问答助手。
+package main
+
+import (
+	"io"
+	"log/slog"
+	"os"
+	"path/filepath"
+
+	"viewsagent/internal/ui"
+)
+
+func main() {
+	slog.SetDefault(slog.New(slog.NewTextHandler(logWriter(), &slog.HandlerOptions{
+		Level: slog.LevelInfo,
+	})))
+
+	if err := ui.Run(); err != nil {
+		slog.Error("启动失败", "err", err)
+		os.Exit(1)
+	}
+}
+
+// logWriter 同时输出到控制台和配置文件旁边的 app.log，
+// 打包成无控制台窗口后也能排查问题。
+func logWriter() io.Writer {
+	dir, err := os.UserConfigDir()
+	if err != nil {
+		return os.Stderr
+	}
+	base := filepath.Join(dir, "viewsagent")
+	if err := os.MkdirAll(base, 0o755); err != nil {
+		return os.Stderr
+	}
+	f, err := os.OpenFile(filepath.Join(base, "app.log"), os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0o644)
+	if err != nil {
+		return os.Stderr
+	}
+	return io.MultiWriter(os.Stderr, f)
+}