Reboot devtools

[lopopolo]

Now that cactusref is recently unarchived, sync the dev tool setup and configuration from a current Artichoke repository.

[lopopolo]

Label dry run:

👉 Current labels
- name: bug
  color: d73a4a
  description: Something isn't working
- name: dependencies
  color: 0366d6
  description: Pull requests that update a dependency file
- name: documentation
  color: 0075ca
  description: Improvements or additions to documentation
- name: duplicate
  color: cfd3d7
  description: This issue or pull request already exists
- name: enhancement
  color: a2eeef
  description: New feature or request
- name: good first issue
  color: 7057ff
  description: Good for newcomers
- name: help wanted
  color: 008672
  description: Extra attention is needed
- name: invalid
  color: e4e669
  description: This doesn't seem right
- name: question
  color: d876e3
  description: Further information is requested
- name: wontfix
  color: ffffff
  description: This will not be worked on

🏃 Running GitHub Labeler
[dryrun] 🎨 Creating 'A-adopt' label with color 'f7e101' and desc 'Area: Adopt and unadopt API.'
[dryrun] 🎨 Creating 'A-build' label with color 'f7e101' and desc 'Area: CI build infrastructure.'
[dryrun] 🎨 Creating 'A-build-target' label with color 'f7e101' and desc 'Area: Support for builds of specific targets.'
[dryrun] 🎨 Creating 'A-crate-features' label with color 'f7e101' and desc 'Area: Compile-time features or attributes.'
[dryrun] 🎨 Creating 'A-cycle' label with color 'f7e101' and desc 'Area: Cycle detection and cycle busting.'
[dryrun] 🎨 Creating 'A-deps' label with color 'f7e101' and desc 'Area: Source and library dependencies.'
[dryrun] 🎨 Creating 'A-drop' label with color 'f7e101' and desc 'Area: Rc drop impl.'
[dryrun] 🎨 Creating 'A-packaging' label with color 'f7e101' and desc 'Area: Packaging releases for distribution.'
[dryrun] 🎨 Creating 'A-performance' label with color 'f7e101' and desc 'Area: Performance improvements and optimizations.'
[dryrun] 🎨 Creating 'A-project' label with color 'f7e101' and desc 'Area: Infrastructure for running an open source project.'
[dryrun] 🎨 Creating 'A-release' label with color 'f7e101' and desc 'Area: crates.io releases and version bumps.'
[dryrun] 🎨 Creating 'A-security' label with color 'f7e101' and desc 'Area: Security vulnerabilities and unsoundness issues.'
[dryrun] 🎨 Creating 'A-std-compat' label with color 'f7e101' and desc 'Area: Compatibility with the latest from `Rc` in upstream `alloc` and `std`.'
[dryrun] 🎨 Creating 'C-bug' label with color 'c1c8ff' and desc 'Category: This is a bug.'
[dryrun] 🎨 Creating 'C-docs' label with color 'c1c8ff' and desc 'Category: Improvements or additions to documentation.'
[dryrun] 🎨 Creating 'C-enhancement' label with color 'c1c8ff' and desc 'Category: New feature or request.'
[dryrun] 🎨 Creating 'C-quality' label with color 'c1c8ff' and desc 'Category: Refactoring, cleanup, and quality improvements.'
[dryrun] 🎨 Creating 'C-question' label with color 'c1c8ff' and desc 'Category: Further information is requested.'
[dryrun] 🎨 Creating 'E-easy' label with color '02e10c' and desc 'Call for participation: Experience needed to fix: Easy / not much.'
[dryrun] 🎨 Creating 'E-medium' label with color '02e10c' and desc 'Call for participation: Experience needed to fix: Medium / intermediate.'
[dryrun] 🎨 Creating 'E-hard' label with color '02e10c' and desc 'Call for participation: Experience needed to fix: Hard / a lot.'
[dryrun] 🎨 Creating 'E-help-wanted' label with color '02e10c' and desc 'Call for participation: Help is requested to fix this issue.'
[dryrun] 🎨 Creating 'E-needs-test' label with color '02e10c' and desc 'Call for participation: Writing correctness tests.'
[dryrun] 🎨 Creating 'O-linux' label with color '6e6ec0' and desc 'Target: Support for building on Linux (GNU / musl) targets.'
[dryrun] 🎨 Creating 'O-macOS' label with color '6e6ec0' and desc 'Target: Support for building on macOS / Darwin targets.'
[dryrun] 🎨 Creating 'O-wasm-emscripten' label with color '6e6ec0' and desc 'Target: Support for building the `wasm32-unknown-emscripten` target.'
[dryrun] 🎨 Creating 'O-wasm-unknown' label with color '6e6ec0' and desc 'Target: Support for building the `wasm32-unknown-unknown` target.'
[dryrun] 🎨 Creating 'O-windows' label with color '6e6ec0' and desc 'Target: Support for building on Windows targets like `x86_64-pc-windows-msvc`.'
[dryrun] 🎨 Creating 'S-archive' label with color 'd3dddd' and desc 'Status: This pull request exists to archive an unmerged branch.'
[dryrun] 🎨 Creating 'S-blocked' label with color 'd3dddd' and desc 'Status: Marked as blocked ❌ on something else such as other implementation work.'
[dryrun] 🎨 Creating 'S-do-not-merge' label with color 'd3dddd' and desc 'Status: This pull request should not be merged.'
[dryrun] 🎨 Creating 'S-duplicate' label with color 'd3dddd' and desc 'Status: This issue or pull request already exists.'
[dryrun] 🎨 Creating 'S-invalid' label with color 'd3dddd' and desc 'Status: This issue or pull request is not well-formed.'
[dryrun] 🎨 Creating 'S-postponed' label with color 'd3dddd' and desc 'Status: This issue or pull request is being postponed until later.'
[dryrun] 🎨 Creating 'S-speculative' label with color 'd3dddd' and desc 'Status: This is just an idea.'
[dryrun] 🎨 Creating 'S-stale' label with color 'd3dddd' and desc 'Status: This PR is stale. Please open a new PR if you'd like to pick this back up.'
[dryrun] 🎨 Creating 'S-wip' label with color 'd3dddd' and desc 'Status: This pull request is a work in progress.'
[dryrun] 🎨 Creating 'S-wontfix' label with color 'd3dddd' and desc 'Status: This issue or pull request will not be worked on.'
[dryrun] 🔫 Deleting 'bug'
[dryrun] 🔫 Deleting 'dependencies'
[dryrun] 🔫 Deleting 'documentation'
[dryrun] 🔫 Deleting 'duplicate'
[dryrun] 🔫 Deleting 'enhancement'
[dryrun] 🔫 Deleting 'good first issue'
[dryrun] 🔫 Deleting 'help wanted'
[dryrun] 🔫 Deleting 'invalid'
[dryrun] 🔫 Deleting 'question'
[dryrun] 🔫 Deleting 'wontfix'