docs/api: update image tarball format

Signed-off-by: Kaita Nakamura <kaita.nakamura0830@gmail.com>

api/swagger.yaml

@@ -10491,13 +10491,9 @@ paths:
 
         ### Image tarball format
 
-        An image tarball contains one directory per image layer (named using its long ID), each containing these files:
+        An image tarball contains [Content as defined in the OCI Image Layout Specification](https://github.com/opencontainers/image-spec/blob/v1.1.1/image-layout.md#content).
 
-        - `VERSION`: currently `1.0` - the file format version
-        - `json`: detailed layer information, similar to `docker inspect layer_id`
-        - `layer.tar`: A tarfile containing the filesystem changes in this layer
-
-        The `layer.tar` file contains `aufs` style `.wh..wh.aufs` files and directories for storing attribute changes and deletions.
+        Additionally, includes the manifest.json file associated with a backwards compatible docker save format.
 
         If the tarball defines a repository, the tarball should also include a `repositories` file at the root that contains a list of repository and tag names mapped to layer IDs.
 

docs/api/v1.44.yaml

@@ -9647,13 +9647,9 @@ paths:
 
         ### Image tarball format
 
-        An image tarball contains one directory per image layer (named using its long ID), each containing these files:
+        An image tarball contains [Content as defined in the OCI Image Layout Specification](https://github.com/opencontainers/image-spec/blob/v1.1.1/image-layout.md#content).
 
-        - `VERSION`: currently `1.0` - the file format version
-        - `json`: detailed layer information, similar to `docker inspect layer_id`
-        - `layer.tar`: A tarfile containing the filesystem changes in this layer
-
-        The `layer.tar` file contains `aufs` style `.wh..wh.aufs` files and directories for storing attribute changes and deletions.
+        Additionally, includes the manifest.json file associated with a backwards compatible docker save format.
 
         If the tarball defines a repository, the tarball should also include a `repositories` file at the root that contains a list of repository and tag names mapped to layer IDs.
 

docs/api/v1.45.yaml

@@ -9627,13 +9627,9 @@ paths:
 
         ### Image tarball format
 
-        An image tarball contains one directory per image layer (named using its long ID), each containing these files:
+        An image tarball contains [Content as defined in the OCI Image Layout Specification](https://github.com/opencontainers/image-spec/blob/v1.1.1/image-layout.md#content).
 
-        - `VERSION`: currently `1.0` - the file format version
-        - `json`: detailed layer information, similar to `docker inspect layer_id`
-        - `layer.tar`: A tarfile containing the filesystem changes in this layer
-
-        The `layer.tar` file contains `aufs` style `.wh..wh.aufs` files and directories for storing attribute changes and deletions.
+        Additionally, includes the manifest.json file associated with a backwards compatible docker save format.
 
         If the tarball defines a repository, the tarball should also include a `repositories` file at the root that contains a list of repository and tag names mapped to layer IDs.
 

docs/api/v1.46.yaml

@@ -9761,13 +9761,9 @@ paths:
 
         ### Image tarball format
 
-        An image tarball contains one directory per image layer (named using its long ID), each containing these files:
+        An image tarball contains [Content as defined in the OCI Image Layout Specification](https://github.com/opencontainers/image-spec/blob/v1.1.1/image-layout.md#content).
 
-        - `VERSION`: currently `1.0` - the file format version
-        - `json`: detailed layer information, similar to `docker inspect layer_id`
-        - `layer.tar`: A tarfile containing the filesystem changes in this layer
-
-        The `layer.tar` file contains `aufs` style `.wh..wh.aufs` files and directories for storing attribute changes and deletions.
+        Additionally, includes the manifest.json file associated with a backwards compatible docker save format.
 
         If the tarball defines a repository, the tarball should also include a `repositories` file at the root that contains a list of repository and tag names mapped to layer IDs.
 

docs/api/v1.47.yaml

@@ -9902,13 +9902,9 @@ paths:
 
         ### Image tarball format
 
-        An image tarball contains one directory per image layer (named using its long ID), each containing these files:
+        An image tarball contains [Content as defined in the OCI Image Layout Specification](https://github.com/opencontainers/image-spec/blob/v1.1.1/image-layout.md#content).
 
-        - `VERSION`: currently `1.0` - the file format version
-        - `json`: detailed layer information, similar to `docker inspect layer_id`
-        - `layer.tar`: A tarfile containing the filesystem changes in this layer
-
-        The `layer.tar` file contains `aufs` style `.wh..wh.aufs` files and directories for storing attribute changes and deletions.
+        Additionally, includes the manifest.json file associated with a backwards compatible docker save format.
 
         If the tarball defines a repository, the tarball should also include a `repositories` file at the root that contains a list of repository and tag names mapped to layer IDs.
 

docs/api/v1.48.yaml

@@ -10491,13 +10491,9 @@ paths:
 
         ### Image tarball format
 
-        An image tarball contains one directory per image layer (named using its long ID), each containing these files:
+        An image tarball contains [Content as defined in the OCI Image Layout Specification](https://github.com/opencontainers/image-spec/blob/v1.1.1/image-layout.md#content).
 
-        - `VERSION`: currently `1.0` - the file format version
-        - `json`: detailed layer information, similar to `docker inspect layer_id`
-        - `layer.tar`: A tarfile containing the filesystem changes in this layer
-
-        The `layer.tar` file contains `aufs` style `.wh..wh.aufs` files and directories for storing attribute changes and deletions.
+        Additionally, includes the manifest.json file associated with a backwards compatible docker save format.
 
         If the tarball defines a repository, the tarball should also include a `repositories` file at the root that contains a list of repository and tag names mapped to layer IDs.
 

docs/api/v1.49.yaml

@@ -10491,13 +10491,9 @@ paths:
 
         ### Image tarball format
 
-        An image tarball contains one directory per image layer (named using its long ID), each containing these files:
+        An image tarball contains [Content as defined in the OCI Image Layout Specification](https://github.com/opencontainers/image-spec/blob/v1.1.1/image-layout.md#content).
 
-        - `VERSION`: currently `1.0` - the file format version
-        - `json`: detailed layer information, similar to `docker inspect layer_id`
-        - `layer.tar`: A tarfile containing the filesystem changes in this layer
-
-        The `layer.tar` file contains `aufs` style `.wh..wh.aufs` files and directories for storing attribute changes and deletions.
+        Additionally, includes the manifest.json file associated with a backwards compatible docker save format.
 
         If the tarball defines a repository, the tarball should also include a `repositories` file at the root that contains a list of repository and tag names mapped to layer IDs.