Plugins: Move plugin installing + uninstalling logic from CLI to plugins package (#33274)

* move guts from cli to server

* renaming + refactoring

* add pluginsDir arg

* arg fixes

* add support for repo URL override

* add funcs to interface

* use pluginID consistently

* swap args

* pass mandatory grafanaVersion field

* introduce logger interface

* create central logger for CLI

* add infra log wrapper

* re-add log initer step

* remove unused logger

* add checks for uninstalling

* improve debug blue

* make sure to close file

* fix linter issues

* remove space

* improve newline usage

* refactor packaging

* improve logger API

* fix interface func names

* close file and reformat zipslip catch

* handle G305 linter warning

* add helpful debug log

pkg/cmd/grafana-cli/logger/loggerV2.go

@@ -0,0 +1,74 @@
+package logger
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/fatih/color"
+)
+
+type CLILogger struct {
+	DebugMode bool
+}
+
+func New(debugMode bool) *CLILogger {
+	return &CLILogger{
+		DebugMode: debugMode,
+	}
+}
+
+func (l *CLILogger) Successf(format string, args ...interface{}) {
+	fmt.Printf(fmt.Sprintf("%s %s\n\n", color.GreenString("✔"), format), args...)
+}
+
+func (l *CLILogger) Failuref(format string, args ...interface{}) {
+	fmt.Printf(fmt.Sprintf("%s %s %s\n\n", color.RedString("Error"), color.RedString("✗"), format), args...)
+}
+
+func (l *CLILogger) Info(args ...interface{}) {
+	args = append(args, "\n\n")
+	fmt.Print(args...)
+}
+
+func (l *CLILogger) Infof(format string, args ...interface{}) {
+	fmt.Printf(addNewlines(format), args...)
+}
+
+func (l *CLILogger) Debug(args ...interface{}) {
+	args = append(args, "\n\n")
+	if l.DebugMode {
+		fmt.Print(color.HiBlueString(fmt.Sprint(args...)))
+	}
+}
+
+func (l *CLILogger) Debugf(format string, args ...interface{}) {
+	if l.DebugMode {
+		fmt.Print(color.HiBlueString(fmt.Sprintf(addNewlines(format), args...)))
+	}
+}
+
+func (l *CLILogger) Warn(args ...interface{}) {
+	args = append(args, "\n\n")
+	fmt.Print(args...)
+}
+
+func (l *CLILogger) Warnf(format string, args ...interface{}) {
+	fmt.Printf(addNewlines(format), args...)
+}
+
+func (l *CLILogger) Error(args ...interface{}) {
+	args = append(args, "\n\n")
+	fmt.Print(args...)
+}
+
+func (l *CLILogger) Errorf(format string, args ...interface{}) {
+	fmt.Printf(addNewlines(format), args...)
+}
+
+func addNewlines(str string) string {
+	var s strings.Builder
+	s.WriteString(str)
+	s.WriteString("\n\n")
+
+	return s.String()
+}