Fix typo and formatting (#2028)

Author: vnoitkumar

cmd/handlers.go

@@ -72,8 +72,8 @@ func initHTTPHandlers(e *echo.Echo, app *App) {
 	})
 
 	g.GET(path.Join(adminRoot, ""), handleAdminPage)
-	g.GET(path.Join(adminRoot, "/custom.css"), serveCustomApperance("admin.custom_css"))
-	g.GET(path.Join(adminRoot, "/custom.js"), serveCustomApperance("admin.custom_js"))
+	g.GET(path.Join(adminRoot, "/custom.css"), serveCustomAppearance("admin.custom_css"))
+	g.GET(path.Join(adminRoot, "/custom.js"), serveCustomAppearance("admin.custom_js"))
 	g.GET(path.Join(adminRoot, "/*"), handleAdminPage)
 
 	// API endpoints.
@@ -210,8 +210,8 @@ func initHTTPHandlers(e *echo.Echo, app *App) {
 		e.GET("/archive/latest", handleCampaignArchivePageLatest)
 	}
 
-	e.GET("/public/custom.css", serveCustomApperance("public.custom_css"))
-	e.GET("/public/custom.js", serveCustomApperance("public.custom_js"))
+	e.GET("/public/custom.css", serveCustomAppearance("public.custom_css"))
+	e.GET("/public/custom.js", serveCustomAppearance("public.custom_js"))
 
 	// Public health API endpoint.
 	e.GET("/health", handleHealthCheck)
@@ -248,9 +248,9 @@ func handleHealthCheck(c echo.Context) error {
 	return c.JSON(http.StatusOK, okResp{true})
 }
 
-// serveCustomApperance serves the given custom CSS/JS appearance blob
+// serveCustomAppearance serves the given custom CSS/JS appearance blob
 // meant for customizing public and admin pages from the admin settings UI.
-func serveCustomApperance(name string) echo.HandlerFunc {
+func serveCustomAppearance(name string) echo.HandlerFunc {
 	return func(c echo.Context) error {
 		var (
 			app = c.Get("app").(*App)

cmd/import.go

@@ -3,8 +3,8 @@ package main
 import (
 	"encoding/json"
 	"io"
-	"os"
 	"net/http"
+	"os"
 	"strings"
 
 	"github.com/knadh/listmonk/internal/subimporter"

internal/core/bounces.go

@@ -1,7 +1,6 @@
 package core
 
 import (
-	"fmt"
 	"net/http"
 	"strings"
 

internal/messenger/email/email.go

@@ -155,15 +155,15 @@ func (e *Emailer) Push(m models.Message) error {
 			em.Bcc = append(em.Bcc, strings.TrimSpace(part))
 		}
 		em.Headers.Del(hdrBcc)
-	}	
+	}
 
 	// If the `Cc` header is set, it should be set on the Envelope
 	if cc := em.Headers.Get(hdrCc); cc != "" {
 		for _, part := range strings.Split(cc, ",") {
 			em.Cc = append(em.Cc, strings.TrimSpace(part))
 		}
 		em.Headers.Del(hdrCc)
-	}	
+	}
 
 	switch m.ContentType {
 	case "plain":