chore: release v0.4.0 (#346)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]

Cargo.toml

@@ -5,12 +5,12 @@ members = ["crates/rmcp", "crates/rmcp-macros", "examples/*"]
 resolver = "2"
 
 [workspace.dependencies]
-rmcp = { version = "0.3.2", path = "./crates/rmcp" }
-rmcp-macros = { version = "0.3.2", path = "./crates/rmcp-macros" }
+rmcp = { version = "0.4.0", path = "./crates/rmcp" }
+rmcp-macros = { version = "0.4.0", path = "./crates/rmcp-macros" }
 
 [workspace.package]
 edition = "2024"
-version = "0.3.2"
+version = "0.4.0"
 authors = ["4t145 <u4t145@163.com>"]
 license = "MIT/Apache-2.0"
 repository = "https://github.com/modelcontextprotocol/rust-sdk/"

crates/rmcp-macros/CHANGELOG.md

@@ -7,6 +7,16 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.4.0](https://github.com/modelcontextprotocol/rust-sdk/compare/rmcp-macros-v0.3.2...rmcp-macros-v0.4.0) - 2025-08-05
+
+### Added
+
+- [**breaking**] Add support for `Tool.outputSchema` and `CallToolResult.structuredContent` ([#316](https://github.com/modelcontextprotocol/rust-sdk/pull/316))
+
+### Other
+
+- README.md codeblock terminator ([#348](https://github.com/modelcontextprotocol/rust-sdk/pull/348))
+
 ## [0.3.1](https://github.com/modelcontextprotocol/rust-sdk/compare/rmcp-macros-v0.3.0...rmcp-macros-v0.3.1) - 2025-07-29
 
 ### Other

crates/rmcp/CHANGELOG.md

@@ -7,6 +7,17 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.4.0](https://github.com/modelcontextprotocol/rust-sdk/compare/rmcp-v0.3.2...rmcp-v0.4.0) - 2025-08-05
+
+### Added
+
+- [**breaking**] Add support for `Tool.outputSchema` and `CallToolResult.structuredContent` ([#316](https://github.com/modelcontextprotocol/rust-sdk/pull/316))
+
+### Fixed
+
+- don't wrap errors in streamable http auth client ([#353](https://github.com/modelcontextprotocol/rust-sdk/pull/353))
+- *(prompt)* remove unused code ([#343](https://github.com/modelcontextprotocol/rust-sdk/pull/343))
+
 ## [0.3.2](https://github.com/modelcontextprotocol/rust-sdk/compare/rmcp-v0.3.1...rmcp-v0.3.2) - 2025-07-30
 
 ### Fixed