This release adds beta support for PHP Single Step Instrumentation, allowing the instrumentation
of your PHP applications without the manual installation of the dd-trace-php extension.

Read https://docs.datadoghq.com/tracing/trace_collection/automatic_instrumentation/single-step-apm/ for
more details.

## Tracer

### Added
- Add span field meta_struct #2673
- Add config to disable obfuscation in memcached queries #2725
- Add PDO spans to orphans removal #2743
- Make generators replaceable #2718
- Source Code Integration #2731
- OpenAI Integration #2685
- Add support for Single Step Instrumentation #2684 #2723

### Fixed
- Fix PHP binary detection in package post-install script #2707
- Handle OTel HTTP semantic conventions < 1.21.0 #2717
- Respect the active service/env/version for metric tags #2742
- Fix post bailout hook execution in 8.3 unoptimized builds #2737
- Fix env&version tags leaking in metrics #2745
- Fix global priority sampling #2728
- Fix crash in OpenTelemetry Span::getCurrent() when accessing span link #2767

### Internal
- Compile sidecar and extension separately, to link them together later #2741
- Sync with libdatadog for telemetry flush data intval #2757

## Profiling

### Internal
- Keep string cache data alive longer #2668
- Extract func is_internal() #2736
- Less unsafe code #2739
- Refactor fork handling #2747

## Application Security Management

### Fixed
- Refactor the sampler to fix errors #2761

### Internal
- Upgrade helper to use WAF 1.18.0 #2660
- Add more logs around schema extraction #2755