Update changelog for 1.1.16 release and fix anonymous S3 access to public buckets bug (#1559)

* Update changelog for 1.1.16 release

* bump Rust crate version

* Fix anonymous access to public S3 buckets

* Fix version in icechunk-python/Cargo.toml

* Cargo lock update

Author: li-em

Cargo.lock

@@ -1,5 +1,17 @@
 # Changelog
 
+## Python Icechunk Library 1.1.16
+
+### Features
+
+- Extend storage stats calculation to include virtual and inline chunks.
+- New methods `Session.chunk_type` and `Session.chunk_type_async` for returning the chunk type (native, inline, virtual, and uninitialized).
+
+### Fixes
+
+- Anonymous GCS credentials when setting `icechunk.gcs_credentials(anonymous=True)` now works.
+- Fix anonymous S3 storage access for public buckets.
+
 ## Python Icechunk Library 1.1.15
 
 ### Features

Changelog.python.md

@@ -1,6 +1,6 @@
 [package]
 name = "icechunk-python"
-version = "1.1.15"
+version = "1.1.16"
 description = "Transactional storage engine for Zarr designed for use on cloud object storage"
 readme = "../README.md"
 repository = "https://github.com/earth-mover/icechunk"
@@ -21,7 +21,7 @@ crate-type = ["cdylib"]
 bytes = "1.11.0"
 chrono = { version = "0.4.42" }
 futures = "0.3.31"
-icechunk = { path = "../icechunk", version = "0.3.18", features = ["logs"] }
+icechunk = { path = "../icechunk", version = "0.3.19", features = ["logs"] }
 itertools = "0.14.0"
 pyo3 = { version = "0.27.2", features = [
   "chrono",

icechunk-python/Cargo.toml

@@ -82,6 +82,7 @@ def s3_store(
         region=region,
         endpoint_url=endpoint_url,
         allow_http=allow_http,
+        anonymous=anonymous,
         force_path_style=force_path_style,
         network_stream_timeout_seconds=network_stream_timeout_seconds,
         requester_pays=requester_pays,

icechunk-python/python/icechunk/storage.py

@@ -1,6 +1,6 @@
 [package]
 name = "icechunk"
-version = "0.3.18"
+version = "0.3.19"
 description = "Transactional storage engine for Zarr designed for use on cloud object storage"
 readme = "../README.md"
 repository = "https://github.com/earth-mover/icechunk"