# Shared nginx server config for all Angular SPA containers.
server {
    listen 80;
    root /usr/share/nginx/html;
    index index.html;

    # SPA fallback — deep links resolve to index.html
    location / {
        try_files $uri $uri/ /index.html;
    }

    # assets/env.js is runtime config, not a build artifact: it is bind-mounted per
    # environment (docker/fe-env/env.docker.js) or written at container start by
    # docker/spa-entrypoint.sh. The generic .js rule below would cache it for 7 days,
    # so a browser that loaded the app once keeps the OLD microfeHost until it expires
    # - which silently breaks the micro-frontend widgets (<app-elev8drive-fe>).
    # An exact-match location outranks the regex location, so this wins.
    location = /assets/env.js {
        expires -1;
        add_header Cache-Control "no-store, no-cache, must-revalidate";
        try_files $uri =404;
    }

    # Cache immutable build artifacts
    location ~* \.(js|css|woff2?|ttf|svg|png|jpg|jpeg|gif|ico)$ {
        expires 7d;
        add_header Cache-Control "public";
        try_files $uri =404;
    }
}