Merge branch 'main' into refactor/replace-magic-numbers-with-named-constants

newsfragments/585.feature.rst

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+Added experimental WebSocket transport support with basic WS and WSS functionality. This includes:
+
+- WebSocket transport implementation with trio-websocket backend
+- Support for both WS (WebSocket) and WSS (WebSocket Secure) protocols
+- Basic connection management and stream handling
+- TLS configuration support for WSS connections
+- Multiaddr parsing for WebSocket addresses
+- Integration with libp2p host and peer discovery
+
+**Note**: This is experimental functionality. Advanced features like proxy support,
+interop testing, and production examples are still in development. See
+ https://github.com/libp2p/py-libp2p/discussions/937 for the complete roadmap of missing features.

newsfragments/885.feature.rst

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+Updated all example scripts and core modules to use secure loopback addresses instead of wildcard addresses for network binding.
+The `get_wildcard_address` function and related logic now utilize all available interfaces safely, improving security and consistency across the codebase.

newsfragments/897.bugfix.rst

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+enhancement: Add write lock to `YamuxStream` to prevent concurrent write race conditions
+
+- Implements ReadWriteLock for `YamuxStream` write operations
+- Prevents data corruption from concurrent write operations
+- Read operations remain lock-free due to existing `Yamux` architecture
+- Resolves race conditions identified in Issue #793