Files
crewli/deploy/nginx/security-headers.conf
bert.hausmans 940297f214 security: implement CSP headers (API middleware + Nginx configs + dev meta tags)
API middleware:
- SecurityHeaders now sets Content-Security-Policy from config/security.php
- Default API policy: "default-src 'none'; frame-ancestors 'none'"
- Supports report-only mode via CSP_REPORT_ONLY env var
- Policy value configurable via CSP_POLICY env var

Nginx deployment configs (deploy/nginx/):
- security-headers.conf: shared headers for all server blocks
- csp-api.conf: restrictive JSON-only policy for api.crewli.app
- csp-spa.conf: SPA policy for app/admin (self + unsafe-inline styles)
- csp-portal.conf: portal policy matching SPA

Development:
- CSP meta tags added to all three index.html files
- Includes 'unsafe-inline' + 'unsafe-eval' for Vite HMR/loader script
- Each app allows its own ws:// port for HMR websocket

Resolves security finding A13-9.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-14 16:14:37 +02:00

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# ============================================================
# Crewli Security Headers — Nginx Configuration
# ============================================================
# Include this file in each server block:
# include /path/to/deploy/nginx/security-headers.conf;
#
# Three separate CSP policies for API vs SPA vs Portal.
# Adjust connect-src if the API domain changes.
# ============================================================
# --- Shared headers (all server blocks) ---
add_header X-Content-Type-Options "nosniff" always;
add_header X-Frame-Options "DENY" always;
add_header Referrer-Policy "strict-origin-when-cross-origin" always;
add_header Permissions-Policy "camera=(), microphone=(), geolocation=()" always;
# HSTS: enable after confirming HTTPS works correctly
# add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;