Remove the silent shared demo-key fallback for FMP-backed research and screener routes, document the required key, and make backend/.env.example trackable so setup guidance has one source of truth.
Refs: docs/AUDIT_REDESIGN.md item C6.
Co-Authored-By: GPT-5 Codex <noreply@openai.com>
Normalize and limit /api/news symbols before proxying to Alpaca so only bounded, expected symbol characters reach the upstream news endpoint.
Refs: docs/AUDIT_REDESIGN.md item C4.
Co-Authored-By: GPT-5 Codex <noreply@openai.com>
Reject unsupported /api/screener sector values before building the FMP query so only known sector labels reach the upstream stock screener.
Refs: docs/AUDIT_REDESIGN.md item C3.
Co-Authored-By: GPT-5 Codex <noreply@openai.com>
Add static contract coverage for the dashboard market data and research proxy routes so auth, upstream URL construction, response normalization, and FMP cache usage stay guarded by the backend test gate.
Refs: docs/AUDIT_REDESIGN.md item F6.
Co-Authored-By: GPT-5 Codex <noreply@openai.com>
