Sprint: SPRINT_20251229_049_BE_csproj_audit_maint_tests
Tasks: AUDIT-0001 through AUDIT-0147 APPLY tasks (approved decisions 1-9)
Changes:
- Set TreatWarningsAsErrors=true for all production .NET projects
- Fixed nullable warnings in Scanner.EntryTrace, Scanner.Evidence,
Scheduler.Worker, Concelier connectors, and other modules
- Injected TimeProvider/IGuidProvider for deterministic time/ID generation
- Added path traversal validation in AirGap.Bundle
- Fixed NULL handling in various cursor classes
- Third-party GostCryptography retains TreatWarningsAsErrors=false (preserves original)
- Test projects excluded per user decision (rejected decision 10)
Note: All 17 ACSC connector tests pass after snapshot fixture sync
- Created `StellaOps.AuditPack.Tests.csproj` for unit testing the AuditPack library.
- Implemented comprehensive unit tests in `index.test.js` for AST parsing, covering various JavaScript and TypeScript constructs including functions, classes, decorators, and JSX.
- Added `sink-detect.test.js` to test security sink detection patterns, validating command injection, SQL injection, file write, deserialization, SSRF, NoSQL injection, and more.
- Included tests for taint source detection in various contexts such as Express, Koa, and AWS Lambda.
