# Work Package Suite — NGINX site config
# This container sits behind an external reverse proxy that handles SSL.
# It listens on port 80 (plain HTTP on the internal Docker network).

server {
    listen 80;
    server_name wp.controls.dev;

    root /usr/share/nginx/html;
    index index.html;

    # ── Security response headers (defense-in-depth) ─────────────────────────
    # CSP keeps 'unsafe-inline' for now because the app uses inline handlers/styles
    # heavily; even so, connect-src/img-src/object-src/base-uri/frame-ancestors
    # sharply limit what injected script could load or exfiltrate. Tighten toward
    # nonce-based scripts once inline handlers are refactored.
    add_header X-Content-Type-Options "nosniff" always;
    add_header X-Frame-Options "SAMEORIGIN" always;
    add_header Referrer-Policy "no-referrer" always;
    add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
    add_header Content-Security-Policy "default-src 'self'; script-src 'self' 'unsafe-inline'; style-src 'self' 'unsafe-inline'; img-src 'self' data: blob:; font-src 'self'; connect-src 'self'; object-src 'none'; base-uri 'none'; frame-ancestors 'self'; form-action 'self'" always;

    location / {
        try_files $uri $uri/ =404;
    }

    # Proxy /api/ to the FastAPI container (service name "api" on the internal network)
    location /api/ {
        proxy_pass http://api:8000;
        proxy_http_version 1.1;
        proxy_set_header Host $host;
        proxy_set_header X-Forwarded-For $remote_addr;
        # This container is only ever reached via the TLS-terminating external
        # proxy, so the real client scheme is HTTPS. Hard-set it (a local $scheme
        # here is always "http") so the API marks the session cookie Secure.
        proxy_set_header X-Forwarded-Proto https;
        client_max_body_size 5m;
    }
}