fix: reduce Meilisearch load, debounce federation sync (#1012)

* optimize meili trail index

* several fixes

---------

Co-authored-by: Flomp <Flomp@users.noreply.github.com>

db/migrations/1748000000_updated_trails_polyline.go

@@ -0,0 +1,35 @@
+package migrations
+
+import (
+	"github.com/pocketbase/pocketbase/core"
+	m "github.com/pocketbase/pocketbase/migrations"
+)
+
+func init() {
+	m.Register(func(app core.App) error {
+		collection, err := app.FindCollectionByNameOrId("e864strfxo14pm4")
+		if err != nil {
+			return err
+		}
+
+		if collection.Fields.GetByName("polyline") != nil {
+			return nil
+		}
+
+		field := &core.TextField{}
+		field.Name = "polyline"
+		field.Required = false
+		collection.Fields.Add(field)
+
+		return app.Save(collection)
+	}, func(app core.App) error {
+		collection, err := app.FindCollectionByNameOrId("e864strfxo14pm4")
+		if err != nil {
+			return err
+		}
+
+		collection.Fields.RemoveByName("polyline")
+
+		return app.Save(collection)
+	})
+}