🔨 Move cli folder contents into project root (#1253)

* Remove `logger` module

* Remove `shared` module

* Move `cli` folder contents into project root

* Fix linter

* Change the module name from `github.com/kubeshark/kubeshark/cli` to `github.com/kubeshark/kubeshark`

* Set the default `Makefile` rule to `build`

* Add `lint` rule

* Fix the linter errors

config/configStructs/logsConfig.go

@@ -0,0 +1,35 @@
+package configStructs
+
+import (
+	"fmt"
+	"os"
+	"path"
+)
+
+const (
+	FileLogsName = "file"
+)
+
+type LogsConfig struct {
+	FileStr string `yaml:"file"`
+}
+
+func (config *LogsConfig) Validate() error {
+	if config.FileStr == "" {
+		_, err := os.Getwd()
+		if err != nil {
+			return fmt.Errorf("failed to get PWD, %v (try using `kubeshark logs -f <full path dest zip file>)`", err)
+		}
+	}
+
+	return nil
+}
+
+func (config *LogsConfig) FilePath() string {
+	if config.FileStr == "" {
+		pwd, _ := os.Getwd()
+		return path.Join(pwd, "kubeshark_logs.zip")
+	}
+
+	return config.FileStr
+}