[animations] Add screenshots to pubspec.yaml (#2671)

diff --git a/packages/animations/CHANGELOG.md b/packages/animations/CHANGELOG.md
index 619f885..7cb3683 100644
--- a/packages/animations/CHANGELOG.md
+++ b/packages/animations/CHANGELOG.md
@@ -1,3 +1,6 @@
+## 2.0.6
+* Adds screenshots to pubspec.yaml
+
 ## 2.0.5
 * Update `OpenContainer` to use `Visibility` widget internally instead of `Opacity`.
 * Update `OpenContainer` to use `FadeTransition` instead of animating an `Opacity`
diff --git a/packages/animations/example/demo_gifs/container_transform_thumbnail.webp b/packages/animations/example/demo_gifs/container_transform_thumbnail.webp
new file mode 100644
index 0000000..8b3f4d2
--- /dev/null
+++ b/packages/animations/example/demo_gifs/container_transform_thumbnail.webp
Binary files differ
diff --git a/packages/animations/pubspec.yaml b/packages/animations/pubspec.yaml
index 1b767db..193c806 100644
--- a/packages/animations/pubspec.yaml
+++ b/packages/animations/pubspec.yaml
@@ -2,7 +2,7 @@
 description: Fancy pre-built animations that can easily be integrated into any Flutter application.
 repository: https://github.com/flutter/packages/tree/main/packages/animations
 issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+animations%22
-version: 2.0.5
+version: 2.0.6
 
 environment:
   sdk: '>=2.12.0 <3.0.0'
@@ -16,3 +16,15 @@
   flutter_test:
     sdk: flutter
   vector_math: ^2.1.0
+
+screenshots:
+  - description: 'Thumbnail of a container transform animation.'
+    path: example/demo_gifs/container_transform_thumbnail.webp
+  - description: 'Examples of the container transform pattern.'
+    path: example/demo_gifs/container_transform_lineup.gif
+  - description: 'Examples of the fade pattern.'
+    path: example/demo_gifs/fade_lineup.gif
+  - description: 'Examples of the fade through pattern.'
+    path: example/demo_gifs/fade_through_lineup.gif
+  - description: 'Examples of the shared axis pattern.'
+    path: example/demo_gifs/shared_axis_lineup.gif