exit if unable to load template at init

handlers/upload/handler.go

@@ -166,11 +166,6 @@ func extractBookForm(r *http.Request) BookForm {
 
 func postUploadFile(w http.ResponseWriter, r *http.Request, s *services.SessionStore) {
 	uploadForm := templates.GetUploadForm()
-	if uploadForm == nil {
-		log.Error().Msg("unable to load upload form")
-		http.Error(w, "unexpected error occurred", http.StatusInternalServerError)
-		return
-	}
 
 	if !s.IsLogged(r) {
 		buf := bytes.NewBufferString("")
@@ -238,11 +233,6 @@ func postUploadFile(w http.ResponseWriter, r *http.Request, s *services.SessionS
 
 func getUploadFile(w http.ResponseWriter, _ *http.Request) {
 	uploadForm := templates.GetUploadForm()
-	if uploadForm == nil {
-		log.Error().Msg("unable to load upload form")
-		http.Error(w, "unexpected error occurred", http.StatusInternalServerError)
-		return
-	}
 
 	buf := bytes.NewBufferString("")
 	if err := uploadForm.Execute(buf, &BookForm{}); err != nil {

handlers/upload/templates/templates.go

@@ -4,6 +4,7 @@ import (
 	_ "embed"
 	"html/template"
 	"mime/multipart"
+	"os"
 	"strconv"
 	"strings"
 	"sync"
@@ -40,7 +41,7 @@ var GetUploadForm = sync.OnceValue[*template.Template](func() *template.Template
 	tmpl, err := template.New("uploadForm").Funcs(funcMap).Parse(form)
 	if err != nil {
 		log.Err(err).Msg("unable to parse upload form")
-		return nil
+		os.Exit(1)
 	}
 	return tmpl
 })