feat(schema): implement structured result wrapper for tool output schemas

[Mossaka]

Signed-off-by: Jiaxiao Zhou duibao55328@gmail.com

[Copilot]

Pull Request Overview

This PR implements a structured result wrapper system for tool output schemas in the Wassette MCP server. The changes establish a consistent {"result": ...} envelope pattern for all component function returns, ensuring predictable schema representation and runtime value alignment between the component2json layer and the wassette schema utilities.

Key Changes

• Implements structured result wrapper in component2json for all non-empty function returns
• Adds schema canonicalization utilities in wassette::schema module
• Updates MCP server components to use the new canonicalization pipeline
• Adds comprehensive documentation explaining the schema transformation pipeline

Reviewed Changes

Copilot reviewed 8 out of 8 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
crates/component2json/src/lib.rs	Implements result wrapper in vals_to_json and component_func_to_schema functions
crates/wassette/src/schema.rs	New module providing schema canonicalization and result normalization utilities
crates/wassette/src/lib.rs	Integrates schema canonicalization in lifecycle manager
crates/mcp-server/src/components.rs	Refactors component call handling to use new schema utilities
tests/structured_output_integration_test.rs	Updates test to handle new result wrapper pattern
docs/design/component2json-structured-output.md	Comprehensive documentation of the schema pipeline
docs/SUMMARY.md	Adds new documentation to table of contents
crates/component2json/README.md	Updates README with result wrapper information

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