3.14.2

Here's all the changes that may impact some behaviour:

• Lots of Relx-related fixes as 4.x stabilizes, including:
  • fixes in handling of system_libs
  • bringing back start and attach commands (with warnings)
  • additional bugfixes for embedded, NixOS, and windows systems
• Rework DEBUG=1 mode to be user-centric output and introduce separate DIAGNOSTIC=1 mode for implementer-level logging (see also: Reworking more of the DEBUG output to be friendly)
• Trigger rebuilds when OTP compiler version changes (also includes fixes to plugins using checkout directories)
• Fix endless recursion in del_dep overrides
• Fix lock file not being generated when no deps are present in the config
• Change xref paths to only those of runtime deps
• Fix compile issue on windows when OS language is not english
• fix logger reset for the shell provider
• Re-vendor hex_core in at 0.7.x
• Fix relup command arguments and add validation
• Add checkouts location back to rebar3 path
• Support pre-fetched deps for nix
• set explicit encoding when reading and writing hex config
• Update references to changed API elements
• Remove verbosity option that was taken out in relx 4.x
• Run pkg updates on plugin upgrades (see also: Fixup plugin upgrade autoupdate)
• Make rebar3 templates check for name clashes
• Patch rebar_base_compiler to handle extensions with no leading dot (legacy compiler interface)
• Handle unicode in author's name in templates
• Specify dependencies for MIB files
• Ignore global and default in empty profiles warning for as
• Use infinity timeout for rebar_compiler_epp resolve call
• Add alias to example rebar.config.sample
• Fix dialyzer warning output for option unknown
• Add xref_ignores to sample config file
• Prevent xref crash when function deemed undefined has no local context
• Output relative paths in Dialyzer output (now controlled by the compiler_source_format option)

And some Internal Changes:

• Prevent dialyzer warnings on OTP 23
• Add a docker recipe for rebar3 itself
• Fix spec for download callback
• Add rebar_hex_repos:remove_from_auth_config/2
• Bumping cth_readable version and other small cleanups
• Add regression test for dep override infinite loop
• Fix README (see also: Update README.md and Update README with supported Erlang/OTP versions)
• Update link for Rebar 2.x to Rebar3
• use 'aws cp' when copying escript to s3

Contributions from 17 people are part of this release, and the project health is starting to look better; thanks to everyone involved!