Changed

• libcnb:
  • Updated OpenTelemetry dependencies from 0.30 to 0.31 (#964)
    • Updated opentelemetry from 0.30 to 0.31
    • Updated opentelemetry_sdk from 0.30 to 0.31
    • Updated opentelemetry-proto from 0.30 to 0.31
    • Updated tracing-opentelemetry from 0.31 to 0.32

Fixed

• libherokubuildpack:
  • download::download_file now returns a DownloadError for erroneous HTTP status codes again. The behaviour unintentionally changed in 0.29.2. (#961)

Changed

• libcnb:

  • Updated OpenTelemetry dependencies from 0.28.0 to 0.30.0 (#955)
    • Updated opentelemetry from 0.28.0 to 0.30.0
    • Updated opentelemetry_sdk from 0.28.0 to 0.30.0
    • Updated opentelemetry-proto from 0.28.0 to 0.30.0
    • Updated tracing-opentelemetry from 0.29 to 0.31

• libherokubuildpack:

  • download::download_file now uses the operating system's certificate facilities when verifying certificates. (#959)

Fixed

• libcnb:
  • Order of automatically applied environment variables by libcnb, such as PATH=<layer>/bin, now matches the upstream CNB lifecycle. (#938)

Changed

• libcnb-cargo
  • The default for the --target argument of cargo libcnb package will now be based on an architecture that matches the host machine instead of x86_64-unknown-linux-musl. (#922)

Changed

• libcnb:
  • OTLP File Exports are now correctly newline-separated. (#926)
• libcnb-package:
  • The cargo build command used when packing the buildpack is now run using --locked when the CI env var is set. (#925)

Added

• libcnb:
  • The tracing crate is now setup for OTLP File Exports. Buildpacks using tracing will inherit tracing context from libcnb.rs. (#918)

Changed

• libcnb:
  • Tracing spans, events, and errors from libcnb.rs are now generated via the tracing library, and tracing data output has changed. (#918)

Changed

• Raised Minimum Supported Rust Version (MSRV) to 1.85. (#913)
• Updated to Rust 2024 edition. (#913)
• libcnb:
  • Implemented custom OTLP File Exporter instead of opentelemetry-stdout and updated opentelemetry libraries to 0.28. (#909)

Fixed

• libherokubuildpack:
  • Fixed log_header, log_error and log_warning to correctly reset the ANSI colour styles at the end of each line. (#890)

Changed

• libherokubuildpack:
  • Removed buildpack_output module. This functionality from (#721) was experimental. The API was not stable and it is being removed. A similar API is available at bullet_stream. (#852