feat: add newly added findByPk method to model

Author: eseliger

lib/model.d.ts

@@ -1661,6 +1661,16 @@ export abstract class Model {
         identifier: number | string,
         options: NonNullFindOptions
     ): Promise<M>
+    public static findByPk<M extends Model>(
+        this: { new (): M } & typeof Model,
+        identifier?: number | string,
+        options?: FindOptions
+    ): Promise<M | null>
+    public static findByPk<M extends Model>(
+        this: { new (): M } & typeof Model,
+        identifier: number | string,
+        options: NonNullFindOptions
+    ): Promise<M>
 
     /**
      * Search for a single instance. This applies LIMIT 1, so the listener will always be called with a single

test/usage.ts

@@ -17,4 +17,5 @@ async function test(): Promise<void> {
 
     const user2 = await User.create({ firstName: 'John', groupId: 1 })
     await User.findAndCountAll({ distinct: true })
+    await User.findByPk(1)
 }