Use log.Panic instead of panic.

main.go

@@ -5,17 +5,18 @@ import (
 	_ "embed"
 	"flag"
 	"fmt"
-	"github.com/fsnotify/fsnotify"
-	"github.com/yuin/goldmark"
 	"io"
 	"io/fs"
-	"lcthw.dev/go/ssgod/config"
 	"log"
 	"os"
 	"path/filepath"
 	"strings"
 	"text/template"
 	"time"
+
+	"github.com/fsnotify/fsnotify"
+	"github.com/yuin/goldmark"
+	"lcthw.dev/go/ssgod/config"
 )
 
 //go:embed example/.ssgod.json
@@ -33,12 +34,12 @@ func (meta *PageMetaData) AddPage(path string) {
 
 func Fatal(err error, format string, v ...any) {
 	err_format := fmt.Sprintf("ERROR: %v; %s", err, format)
-	panic(fmt.Sprintf(err_format, v...))
+	log.Panicf(err_format, v...)
 }
 
 func Fail(err error, format string, v ...any) error {
 	err_format := fmt.Sprintf("ERROR: %v; %s", err, format)
-	panic(fmt.Sprintf(err_format, v...))
+	log.Panicf(err_format, v...)
 	return err
 }