Add support for Go 1.24 (#6304)

Co-authored-by: Robert Pająk <pellared@hotmail.com>

.github/workflows/benchmark.yml

@@ -9,7 +9,7 @@ on:
 permissions: read-all
 
 env:
-  DEFAULT_GO_VERSION: "~1.23.0"
+  DEFAULT_GO_VERSION: "~1.24.0"
 jobs:
   benchmark:
     name: Benchmarks

.github/workflows/ci.yml

@@ -12,7 +12,7 @@ env:
   # backwards compatibility with the previous two minor releases and we
   # explicitly test our code for these versions so keeping this at prior
   # versions does not add value.
-  DEFAULT_GO_VERSION: "~1.23.0"
+  DEFAULT_GO_VERSION: "~1.24.0"
 # Declare default permissions as read only.
 permissions: read-all
 jobs:
@@ -35,7 +35,7 @@ jobs:
           cache-name: go-tools-cache
         with:
           path: .tools
-          key: ${{ runner.os }}-${{ env.cache-name }}-${{ hashFiles('./internal/tools/**') }}
+          key: ${{ runner.os }}-${{ env.DEFAULT_GO_VERSION }}-${{ env.cache-name }}-${{ hashFiles('./internal/tools/**') }}
       # The step below is needed to not rebuild all the build tools.
       - name: Set internal/tools/go.mod timestamp
         run: |
@@ -133,7 +133,7 @@ jobs:
   compatibility-test:
     strategy:
       matrix:
-        go-version: ["1.23.0", "~1.22.5"]
+        go-version: ["1.24.0", "1.23.0", "~1.22.5"]
         platform:
           - os: ubuntu-latest
             arch: "386"

CHANGELOG.md

@@ -8,6 +8,9 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 
 ## [Unreleased]
 
+This release is the last to support [Go 1.22].
+The next release will require at least [Go 1.23].
+
 ### Added
 
 - Add `ValueFromAttribute` and `KeyValueFromAttribute` in `go.opentelemetry.io/otel/log`. (#6180)
@@ -27,6 +30,7 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
   See the [migration documentation](./semconv/v1.30.0/MIGRATION.md) for information on how to upgrade from `go.opentelemetry.io/otel/semconv/v1.28.0`(#6240)
 - Document the pitfalls of using `Resource` as a comparable type.
   `Resource.Equal` and `Resource.Equivalent` should be used instead. (#6272)
+- Support [Go 1.24]. (#6304)
 
 ### Changed
 
@@ -3312,6 +3316,7 @@ It contains api and sdk for trace and meter.
 
 <!-- Released section ended -->
 
+[Go 1.24]: https://go.dev/doc/go1.24
 [Go 1.23]: https://go.dev/doc/go1.23
 [Go 1.22]: https://go.dev/doc/go1.22
 [Go 1.21]: https://go.dev/doc/go1.21

README.md

@@ -50,18 +50,25 @@ Currently, this project supports the following environments.
 
 | OS       | Go Version | Architecture |
 |----------|------------|--------------|
+| Ubuntu   | 1.24       | amd64        |
 | Ubuntu   | 1.23       | amd64        |
 | Ubuntu   | 1.22       | amd64        |
+| Ubuntu   | 1.24       | 386          |
 | Ubuntu   | 1.23       | 386          |
 | Ubuntu   | 1.22       | 386          |
+| Linux    | 1.24       | arm64        |
 | Linux    | 1.23       | arm64        |
 | Linux    | 1.22       | arm64        |
+| macOS 13 | 1.24       | amd64        |
 | macOS 13 | 1.23       | amd64        |
 | macOS 13 | 1.22       | amd64        |
+| macOS    | 1.24       | arm64        |
 | macOS    | 1.23       | arm64        |
 | macOS    | 1.22       | arm64        |
+| Windows  | 1.24       | amd64        |
 | Windows  | 1.23       | amd64        |
 | Windows  | 1.22       | amd64        |
+| Windows  | 1.24       | 386          |
 | Windows  | 1.23       | 386          |
 | Windows  | 1.22       | 386          |