do not use language detector model on dev mode.

because it's slow.

image_utils.go

@@ -115,6 +115,7 @@ type ScriptRange struct {
 
 func initializeImageDrawingStuff() error {
 	// language detector
+	if !s.SkipLanguageModel {
 		detector = lingua.NewLanguageDetectorBuilder().FromLanguages(
 			lingua.Japanese,
 			lingua.Persian,
@@ -126,6 +127,7 @@ func initializeImageDrawingStuff() error {
 			lingua.Hindi,
 			lingua.Korean,
 		).WithLowAccuracyMode().Build()
+	}
 
 	// script detector material
 	for _, srange := range language.ScriptRanges {
@@ -252,12 +254,16 @@ gotScriptIndex:
 	direction := directionMap[idx]
 
 	lng := language.Language("en-us")
+	if detector == nil {
+		lng = defaultLanguageMap[idx]
+	} else {
 		lang, ok := detector.DetectLanguageOf(string(paragraph))
 		if ok {
 			lng = language.Language(lang.IsoCode639_1().String())
 		} else {
 			lng = defaultLanguageMap[idx]
 		}
+	}
 
 	return lng, script, direction, face
 }

justfile

@@ -1,7 +1,7 @@
 export PATH := "./node_modules/.bin:" + env_var('PATH')
 
 dev:
-    TAILWIND_DEBUG=true go build -o /tmp/njump && /tmp/njump
+    TAILWIND_DEBUG=true SKIP_LANGUAGE_MODEL=true go build -o /tmp/njump && /tmp/njump
 
 check-samples:
     #!/usr/bin/env xonsh

main.go

@@ -24,6 +24,7 @@ type Settings struct {
 	DiskCachePath     string `envconfig:"DISK_CACHE_PATH" default:"/tmp/njump-internal"`
 	EventStorePath    string `envconfig:"EVENT_STORE_PATH" default:"/tmp/njump-db"`
 	TailwindDebug     bool   `envconfig:"TAILWIND_DEBUG"`
+	SkipLanguageModel bool   `envconfig:"SKIP_LANGUAGE_MODEL"`
 }
 
 //go:embed static/*