GH-4560: Add MCP server tool observations#6059
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Add Micrometer observations for MCP server tool calls, including stateful and stateless sync/async handlers, MCP-specific observation metadata, tests, and documentation. Fixes spring-projectsGH-4560 Signed-off-by: Michal Grandys <grandys.michal@gmail.com>
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Summary
Adds Micrometer observability for MCP server
tools/callexecution.This introduces a dedicated
spring.ai.mcp.server.toolobservation for stateful/stateless and sync/async MCP server tool handlers, with MCP-specific low-cardinality tags and opt-in high-cardinality tool call content.
Changes
spring.ai.mcp.server.observations.include-contentto opt into tool call arguments/result span attributes.Fixes GH-4560