Exemplar updates since 2026-05-01

[ednolan]

Added missing SPDX-License-Identifier headers to pre-commit-check.yml, .markdownlint.yaml, .pre-commit-config.yaml, CONTRIBUTING.md, and port/portfile.cmake.in.
Updated beman-submodule commit hash to 9bd493ce12ba5b7b01bc777f35d1e08a16889a90.
Added .beman-tidy.yaml config file for beman-tidy Beman Standard compliance checks.
Bumped beman-submodule commit hash to 66b4f0cdf527cb66bfe2f009f0d2b0ceb56d2cd0 to support modules.
Bumped vcpkg registry baselines (microsoft/vcpkg and bemanproject/vcpkg-registry) in vcpkg-configuration.json.
3485869: Add missing SPDX-License-Identifier to include/beman/transform_view/config.hpp
Bumped infra/ beman-submodule to add SPDX-License-Identifier in enable-experimental-import-std.cmake
Bumped infra-workflows references from 1.7.1 to 1.7.2 in all CI workflows (code coverage job fix).
Added concurrency group with cancel-in-progress to ci_tests.yml to kill prior runs on new push.
Bumped infra beman-submodule to support CMake 4.3.3, updated CODEOWNERS, and added 4.3.3 case to enable-experimental-import-std.cmake.
Bumped infra-workflows references from 1.7.2 to 1.7.3 in all CI workflows (pins CMake version for MSVC/AppleClang CI jobs).
Bumped pre-commit hooks: gersemi 0.27.4 -> 0.27.6 and beman-tidy v0.4.1 -> v0.5.0.
Updated README.md badges to link to their CI workflows / maturity model doc, and place each badge on its own line.
Bumped beman-tidy pre-commit hook version from v0.5.0 to v0.5.1.
Removed redundant note about include search path modification from README.md.
Bumped vcpkg-registry baseline in vcpkg-configuration.json to e1aa5c3c2a46486cc1384d70beab939d76bfe128.
Bumped microsoft/vcpkg baseline in vcpkg-configuration.json to aa40adda5352e87655b8583cfb2451d5e9e276fd.

[coveralls]

coverage: 100.0%. remained the same — ednolan:enolan_propagate_20260524 into bemanproject:main