refactor: migrate all LLM calls to Claude Agent SDK#51

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joshbouncesecurity wants to merge 13 commits intoknostic:masterfrom

joshbouncesecurity:refactor/issue16-16-sdk-migration

Commits on May 4, 2026

refactor: centralize model IDs into model_config.py
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fix: declare anthropic and tree-sitter-zig, guard against dep drift (#30)

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claude
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Merge pull request #31 from joshbouncesecurity/feat/sdk-errors-taxonomy
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Merge pull request #33 from joshbouncesecurity/feat/sdk-error-surfacing
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Merge pull request #32 from joshbouncesecurity/refactor/report-generator-sdk
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Merge pull request #34 from joshbouncesecurity/refactor/classify-error-sdk
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Merge pull request #37 from joshbouncesecurity/refactor/verifier-sdk-native
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Merge pull request #36 from joshbouncesecurity/refactor/enhancer-agent-sdk
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Merge pull request #38 from joshbouncesecurity/chore/drop-anthropic-dep
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refactor: port remaining anthropic call sites to Claude Agent SDK

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claude
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test: add SDK verification prompts and centralize model literals

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claude
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fix(sdk-migration): tighten error handling and auth-mode plumbing (round 1)
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fix(sdk-migration): refine auth-mode warning and CLI-not-found classification
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