[FEATURE] AWS Bedrock as a first

[github-actions[bot]]

Originally posted as issue #1966 by @thedotmack
#1966

Type: feature / enhancement request

Description: AWS Bedrock as a first-class authentication method for the SDK agent

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Consolidated during the April 2026 backlog cleanup. Original: #1758

[wbingli]

Please add this AWS Bedrock support.

Ideally it should inject all vars from ~/.claude-mem/.env , allow user to fully leverage Claude env config: https://code.claude.com/docs/en/env-vars