Added a sync_dir option to the config so you can have a static directory that gets synced. WARNING: The Go default CopyFS won't copy files to targets that exist so I have to remove the target to do the sync.

config/loader.go

@@ -10,6 +10,7 @@ type config struct {
   Layout string `toml:"layout"`
   Target string `toml:"target"`
   WatchDelay string `toml:"watch_delay"`
+  SyncDir string `toml:"sync_dir"`
 }
 
 var Settings config

example/ssgod.toml

@@ -1,5 +1,5 @@
-
 views = "pages"
 layout = "pages/layouts/main.html"
 target = "public"
 watch_delay = "500ms"
+sync_dir = "static"

example/static/subdir/test.html

@@ -0,0 +1 @@
+<h1>I'm a static html file.</h1>

example/static/test.css

@@ -0,0 +1,3 @@
+body {
+  color: #eee;
+}

main.go

@@ -22,8 +22,14 @@ views = "pages"
 layout = "pages/layouts/main.html"
 target = "public"
 watch_delay = "500ms"
+sync_dir = "static"
 `
 
+func Fatal(err error, format string, v ...any) {
+  err_format := fmt.Sprintf("ERROR: %v; %s", err, format)
+  log.Fatalf(err_format, v...)
+}
+
 func Fail(err error, format string, v ...any) error {
   err_format := fmt.Sprintf("ERROR: %v; %s", err, format)
   log.Printf(err_format, v...)
@@ -159,6 +165,32 @@ func ProcessDirEntry(path string, d fs.DirEntry, err error) error  {
   return nil
 }
 
+func SyncStaticDir() {
+  target := config.Settings.Target
+  sync_dir := config.Settings.SyncDir
+  if sync_dir == "" { return }
+
+  log.Printf("removing target directory: %s", target)
+
+  err := os.RemoveAll(target)
+  if err != nil {
+    Fatal(err, "can't remove target directory: %s", target)
+  }
+
+  err = os.MkdirAll(target, 0750)
+  if err != nil {
+    Fatal(err, "can't recreate target directory: %s", target)
+  }
+
+  source := os.DirFS(sync_dir)
+
+  log.Printf("SYNC %s -> %s", sync_dir, target)
+  err = os.CopyFS(target, source)
+  if err != nil {
+    Fatal(err, "can't sync %s to target directory: %s", sync_dir, target)
+  }
+}
+
 func RenderPages() {
   err := filepath.WalkDir(config.Settings.Views,
     func (path string, d fs.DirEntry, err error) error  {
@@ -196,6 +228,7 @@ func WatchDir() {
             doit.Reset(wait_time)
           }
         case <-doit.C:
+          SyncStaticDir()
           RenderPages()
         case err, ok := <-watcher.Errors:
           if !ok { return }
@@ -240,6 +273,7 @@ func main() {
   flag.Parse()
   command := flag.Arg(0)
 
+
   switch command {
   case "watch":
     config.Load(config_file)
@@ -248,6 +282,7 @@ func main() {
     InitConfig(config_file)
   default:
     config.Load(config_file)
+    SyncStaticDir();
     RenderPages();
   }
 }