Logging in webUI, Archive view refactor (#127)

* test logging

* test impl for logging

* implemented "live logging", restyle templates dropdown

* moved extract audio to downloadDialog, fixed labels

* code refactoring

* buffering logs

server/utils/logrotate.go

@@ -0,0 +1,55 @@
+package utils
+
+import (
+	"io"
+	"io/fs"
+	"os"
+	"path/filepath"
+	"time"
+
+	"github.com/marcopeocchi/yt-dlp-web-ui/server/config"
+)
+
+func LogRotate() (*os.File, error) {
+	logs := findLogs()
+
+	for _, log := range logs {
+		logfd, err := os.Open(log)
+		if err != nil {
+			return nil, err
+		}
+
+		gzWriter, err := os.Create(log + ".gz")
+		if err != nil {
+			return nil, err
+		}
+
+		_, err = io.Copy(gzWriter, logfd)
+		if err != nil {
+			return nil, err
+		}
+	}
+
+	logfile := time.Now().String() + ".log"
+	config.Instance().CurrentLogFile = logfile
+
+	return os.Create(logfile)
+}
+
+func findLogs() []string {
+	var (
+		logfiles []string
+		root     = config.Instance().LogPath
+	)
+
+	filepath.WalkDir(root, func(path string, d fs.DirEntry, err error) error {
+		if err != nil {
+			return err
+		}
+		if filepath.Ext(d.Name()) == ".log" {
+			logfiles = append(logfiles, path)
+		}
+		return nil
+	})
+	return logfiles
+}