Prepare for 1.57.0 release (#7894)

Author: jack-berg

CHANGELOG.md

@@ -2,6 +2,58 @@
 
 ## Unreleased
 
+### API
+
+* Add `GlobalOpenTelemetry#getOrNoop`, `#isSet`. Update `#get` to always returns obfuscated instance
+  ([#7819](https://github.com/open-telemetry/opentelemetry-java/pull/7819))
+
+#### Incubating
+
+* Logs: Complex attributes incubating implementation
+  ([#7814](https://github.com/open-telemetry/opentelemetry-java/pull/7814))
+
+### SDK
+
+#### Logs
+
+* Add minimum severity and trace-based logger configuration (incubating API)
+  ([#7529](https://github.com/open-telemetry/opentelemetry-java/pull/7529))
+
+#### Exporters
+
+* OTLP: VarHandle string encoder
+  ([#7701](https://github.com/open-telemetry/opentelemetry-java/pull/7701))
+* OTLP: Fix OkHttpGrpcSender to properly await executor shutdown
+  ([#7840](https://github.com/open-telemetry/opentelemetry-java/pull/7840))
+* OTLP: avoid auto-config warning
+  ([#7881](https://github.com/open-telemetry/opentelemetry-java/pull/7881))
+* OTLP: update error message for missing GrpcSenderProvider dependency
+  ([#7884](https://github.com/open-telemetry/opentelemetry-java/pull/7884))
+
+#### Extensions
+
+* Declarative config: add runtime hints for graal VM
+  ([#7866](https://github.com/open-telemetry/opentelemetry-java/pull/7866))
+* Declarative config: add missing warning about discarded value
+  ([#7821](https://github.com/open-telemetry/opentelemetry-java/pull/7821))
+
+### Project tooling
+
+* Update macos version to latest and switch to corretto for testing
+  ([#7841](https://github.com/open-telemetry/opentelemetry-java/pull/7841))
+* Sync Java worflows: Allow re-running prepare release branch workflow
+  ([#7845](https://github.com/open-telemetry/opentelemetry-java/pull/7845))
+* Simplify and standardize renovate custom managers across Java repos
+  ([#7846](https://github.com/open-telemetry/opentelemetry-java/pull/7846))
+* Remove misspell workflow
+  ([#7852](https://github.com/open-telemetry/opentelemetry-java/pull/7852))
+* Fix link checks on main
+  ([#7867](https://github.com/open-telemetry/opentelemetry-java/pull/7867))
+* Add zeitlinger as approver
+  ([#7868](https://github.com/open-telemetry/opentelemetry-java/pull/7868))
+* Move snapshot publishing to daily build
+  ([#7886](https://github.com/open-telemetry/opentelemetry-java/pull/7886))
+
 ## Version 1.56.0 (2025-11-07)
 
 ### API

api/all/src/main/java/io/opentelemetry/api/GlobalOpenTelemetry.java

@@ -93,6 +93,8 @@ private GlobalOpenTelemetry() {}
    *
    * <p>Native instrumentation should use this method to initialize their default {@link
    * OpenTelemetry} instance. See class javadoc for more details.
+   *
+   * @since 1.57.0
    */
   public static OpenTelemetry getOrNoop() {
     synchronized (mutex) {
@@ -105,6 +107,8 @@ public static OpenTelemetry getOrNoop() {
    *
    * <p>Application custom instrumentation should use this method during initialization. See class
    * javadoc for more details.
+   *
+   * @since 1.57.0
    */
   public static boolean isSet() {
     synchronized (mutex) {