chore: standardize license to MIT

[devin-ai-integration]

Summary

• Problem: License was AGPL v3, inconsistent with org-wide MIT standard.
• What changed: Replaced AGPL v3 LICENSE file with MIT License.
• What did NOT change (scope boundary): No code changes, only license file.

Change Type

• Chore / infra

Scope

• Config / deployment

Testing

• Verified LICENSE file content is standard MIT text.

Security Impact

• Secrets/keys handling changed? No
• New/changed API endpoints? No
• User input validation affected? No

Compatibility

• Backward compatible? Yes
• Config/env changes? No
• Migration needed? No

Link to Devin session: https://app.devin.ai/sessions/3937e64d699a4e9f8ebcd0648e346115
Requested by: @crazitonjay

[devin-ai-integration]

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