fill changelog and add StoryShareParams factory function

CHANGELOG.md

@@ -4,6 +4,15 @@
 
 **THIS UPDATE CONTAINS ADDING OF SUPPORT FOR BOTS API 7.8**
 
+* `Core`:
+  * `OptionallyBusinessConnectionRequest` now extends `WithOptionalBusinessConnectionId`
+  * Add `hasMainWebApp` in `ExtendedBot`
+* `API`:
+  * Add `BusinessConnectionId` to pin/unpin methods
+* `WebApp`:
+  * Add `shareToStory` in `WebApp`
+ 
+
 
 ## 15.2.0
 

tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/stories/StoryShareParams.kt

@@ -5,3 +5,13 @@ external interface StoryShareParams {
     @JsName("widget_link")
     val widgetLink: StoryWidgetLink?
 }
+
+fun StoryShareParams(
+    text: String,
+    widgetLink: StoryWidgetLink?
+): StoryShareParams {
+    val result: dynamic = js("{}")
+    result["text"] = text
+    widgetLink ?.let { result["widgetLink"] = it }
+    return result.unsafeCast<StoryShareParams>()
+}