explicitly set js mimetype

embed.go

@@ -0,0 +1,35 @@
+package main
+import (
+	"embed"
+	"io/fs"
+	"log"
+)
+
+//go:embed data data/html data/web data/web/css data/web/js
+var loFS embed.FS
+
+//go:embed lang/common lang/admin lang/email lang/form lang/setup
+var laFS embed.FS
+
+var langFS rewriteFS
+var localFS rewriteFS
+
+type rewriteFS struct {
+	fs     embed.FS
+	prefix string
+}
+
+func (l rewriteFS) Open(name string) (fs.File, error)          { return l.fs.Open(l.prefix + name) }
+func (l rewriteFS) ReadDir(name string) ([]fs.DirEntry, error) { return l.fs.ReadDir(l.prefix + name) }
+func (l rewriteFS) ReadFile(name string) ([]byte, error)       { return l.fs.ReadFile(l.prefix + name) }
+func FSJoin(elem ...string) string {
+    out := ""
+    for _, v := range elem { out += v + "/" }
+    return out[:len(out)-1]
+}
+
+func loadFilesystems() {
+	langFS = rewriteFS{laFS, "lang/"}
+	localFS = rewriteFS{loFS, "data/"}
+	log.Println("Using internal storage")
+}

main.go

@@ -10,6 +10,7 @@ import (
 	"io"
 	"io/ioutil"
 	"log"
+	"mime"
 	"net"
 	"net/http"
 	"os"
@@ -569,6 +570,8 @@ func start(asDaemon, firstCall bool) {
 	}
 	cssHeader = app.loadCSSHeader()
 
+	mime.AddExtensionType(".js", "application/javascript")
+
 	app.info.Println("Loading routes")
 	if debugMode {
 		gin.SetMode(gin.DebugMode)