cpp-httplib 0.27.0

[BrewTestBot]

Created by brew bump

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Created with brew bump-formula-pr.

release notes

# Bug fixes and improvements
🐛 Bug Fixes
• SSL Error Reporting Improvements

Fixed SSL error reporting in SSLClient (#2251)
Enhanced error handling to properly capture OpenSSL errors when SSL context is null
Added ssl_last_error() method to SSLServer for better error diagnostics

• SSL Client Certificate Authentication (#2250)

Fixed SSL client certificate authentication issues
Added proper client CA list handling during TLS handshake
Implemented extract_ca_names_from_x509_store() helper function

• IPv6 Host Header Support (#2237)

Fixed Host header formatting for IPv6 addresses
Properly enclose IPv6 addresses in brackets when creating host strings
Added make_host_and_port_string() utility function

• Memory Safety Fix (#2232)

Fixed undefined behavior caused by dangling references in getaddrinfo_with_timeout()
Resolved potential crashes when resolve thread is detached
Added test to verify the fix

• EventDispatcher Stability (#2257)

Fixed EventDispatcher problem
Improved stability and reliability

• Threading Issues (#2255, #2256)

Fixed multiple threading-related issues
Enhanced thread safety and synchronization

🔧 Improvements
• Build System Enhancements

CMake: Fixed FindBrotli to not add Brotli:: targets if they already exist (#2249)
Meson: Use C++17 for gtest >= 1.17.0 (#2241)
Fixed Windows cross-compilation issues (#2234)

• Windows Platform

Fixed OpenSSL installation issues on Windows (#2254)
Fixed benchmark test issue on Windows (#2258)
Improved Windows environment compatibility

• Code Quality

General code cleanup and improvements
Fixed .gitignore for examples directory
Added additional unit tests for SSL functionality

View the full release notes at https://github.com/yhirose/cpp-httplib/releases/tag/v0.27.0.

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