Add MCP_DISABLE_EMBEDDED_RESOURCES feature flag for client compatibility#1956

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Copilot wants to merge 6 commits intomainfrom

copilot/add-flag-for-embedded-resources

Commits on Feb 4, 2026

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Add MCP_DISABLE_EMBEDDED_RESOURCES feature flag for file contents

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Add documentation for MCP_DISABLE_EMBEDDED_RESOURCES feature flag

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SamMorrowDrums
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Fix ImageContent data encoding - use raw bytes not double-encoded base64

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SamMorrowDrums
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Improve test assertion for ImageContent binary data

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SamMorrowDrums
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Address PR feedback - simplify implementation and documentation

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