changemaker.lite/nginx/conf.d/services.conf.template

# Gitea — allows iframe embedding from admin (app.${DOMAIN})
server {
    listen 80;
    server_name git.${DOMAIN};
    add_header Content-Security-Policy "frame-ancestors 'self' app.${DOMAIN}" always;

    # Increase max body size for large git pushes (2GB)
    client_max_body_size 2048M;

    location / {
        set $upstream_gitea http://gitea-changemaker:3000;
        proxy_pass $upstream_gitea;
        proxy_hide_header X-Frame-Options;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}

# n8n — allows iframe embedding from admin (app.${DOMAIN})
server {
    listen 80;
    server_name n8n.${DOMAIN};
    add_header Content-Security-Policy "frame-ancestors 'self' app.${DOMAIN}" always;

    location / {
        set $upstream_n8n http://n8n-changemaker:5678;
        proxy_pass $upstream_n8n;
        proxy_hide_header X-Frame-Options;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }
}

# Grafana — allows iframe embedding from admin (app.${DOMAIN})
server {
    listen 80;
    server_name grafana.${DOMAIN};
    add_header Content-Security-Policy "frame-ancestors 'self' app.${DOMAIN}" always;

    location / {
        set $upstream_grafana http://grafana-changemaker:3000;
        proxy_pass $upstream_grafana;
        proxy_hide_header X-Frame-Options;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }
}

# NocoDB (data browser) — allows iframe embedding from admin
server {
    listen 80;
    server_name db.${DOMAIN};
    add_header Content-Security-Policy "frame-ancestors 'self' app.${DOMAIN}" always;

    location / {
        set $upstream_nocodb http://changemaker-v2-nocodb:8080;
        proxy_pass $upstream_nocodb;
        proxy_hide_header X-Frame-Options;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}

# Listmonk — via auth proxy, allows iframe embedding from admin
server {
    listen 80;
    server_name listmonk.${DOMAIN};
    add_header Content-Security-Policy "frame-ancestors 'self' app.${DOMAIN}" always;

    location / {
        set $upstream_listmonk http://changemaker-v2-api:9002;
        proxy_pass $upstream_listmonk;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}

# MkDocs — allows iframe embedding from admin
server {
    listen 80;
    server_name docs.${DOMAIN};
    add_header Content-Security-Policy "frame-ancestors 'self' app.${DOMAIN}" always;

    location / {
        set $upstream_mkdocs http://mkdocs-changemaker:8000;
        proxy_pass $upstream_mkdocs;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }
}

# Code Server — allows iframe embedding from admin (app.${DOMAIN})
server {
    listen 80;
    server_name code.${DOMAIN};
    add_header Content-Security-Policy "frame-ancestors 'self' app.${DOMAIN}" always;

    location / {
        set $upstream_code http://code-server-changemaker:8443;
        proxy_pass $upstream_code;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }
}

# MailHog (email testing) — allows iframe embedding from admin (app.${DOMAIN})
server {
    listen 80;
    server_name mail.${DOMAIN};
    add_header Content-Security-Policy "frame-ancestors 'self' app.${DOMAIN}" always;

    location / {
        set $upstream_mailhog http://mailhog-changemaker:8025;
        proxy_pass $upstream_mailhog;
        proxy_hide_header X-Frame-Options;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        # WebSocket support for MailHog live updates
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }
}

# Mini QR — allows iframe embedding from admin (app.${DOMAIN})
server {
    listen 80;
    server_name qr.${DOMAIN};
    add_header Content-Security-Policy "frame-ancestors 'self' app.${DOMAIN}" always;

    location / {
        set $upstream_miniqr http://mini-qr:8080;
        proxy_pass $upstream_miniqr;
        proxy_hide_header X-Frame-Options;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}

# Excalidraw — allows iframe embedding from admin (app.${DOMAIN})
server {
    listen 80;
    server_name draw.${DOMAIN};
    add_header Content-Security-Policy "frame-ancestors 'self' app.${DOMAIN}" always;

    location / {
        set $upstream_excalidraw http://excalidraw-changemaker:80;
        proxy_pass $upstream_excalidraw;
        proxy_hide_header X-Frame-Options;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;

        # WebSocket support for collaboration
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_http_version 1.1;
    }
}

# Vaultwarden (password manager) — allows iframe embedding from admin
server {
    listen 80;
    server_name vault.${DOMAIN};
    add_header Content-Security-Policy "frame-ancestors 'self' app.${DOMAIN}" always;

    location / {
        set $upstream_vaultwarden http://vaultwarden-changemaker:80;
        proxy_pass $upstream_vaultwarden;
        proxy_hide_header X-Frame-Options;
        proxy_hide_header Content-Security-Policy;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_http_version 1.1;
    }
}

# Rocket.Chat (team chat) — allows iframe embedding from admin (app.${DOMAIN})
server {
    listen 80;
    server_name chat.${DOMAIN};
    add_header Content-Security-Policy "frame-ancestors 'self' app.${DOMAIN}" always;

    location / {
        set $upstream_rocketchat http://rocketchat-changemaker:3000;
        proxy_pass $upstream_rocketchat;
        proxy_hide_header X-Frame-Options;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        # WebSocket support (critical for RC real-time messaging)
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_http_version 1.1;
        client_max_body_size 100m;
    }
}

# Gancio (event management) — allows iframe embedding from admin (app.${DOMAIN})
server {
    listen 80;
    server_name events.${DOMAIN};
    add_header Content-Security-Policy "frame-ancestors 'self' app.${DOMAIN}" always;

    location / {
        set $upstream_gancio http://gancio-changemaker:13120;
        proxy_pass $upstream_gancio;
        proxy_hide_header X-Frame-Options;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}

# Jitsi Meet (video conferencing) — allows iframe embedding from admin (app.${DOMAIN})
server {
    listen 80;
    server_name meet.${DOMAIN};
    add_header Content-Security-Policy "frame-ancestors 'self' app.${DOMAIN}" always;

    location / {
        set $upstream_jitsi http://jitsi-web-changemaker:80;
        proxy_pass $upstream_jitsi;
        proxy_hide_header X-Frame-Options;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_http_version 1.1;
    }
}

# --- Embed proxy ports (for iframe embedding without DNS/subdomain) ---
# These listen on dedicated ports so the admin GUI can iframe services via
# localhost:PORT, bypassing X-Frame-Options without needing *.localhost DNS.
# Ports are configurable via env vars to avoid conflicts in multi-instance deployments.

server {
    listen ${NOCODB_EMBED_PORT};
    location / {
        set $upstream_nocodb http://changemaker-v2-nocodb:8080;
        proxy_pass $upstream_nocodb;
        proxy_hide_header X-Frame-Options;
        proxy_hide_header Content-Security-Policy;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}

server {
    listen ${N8N_EMBED_PORT};
    location / {
        set $upstream_n8n http://n8n-changemaker:5678;
        proxy_pass $upstream_n8n;
        proxy_hide_header X-Frame-Options;
        proxy_hide_header Content-Security-Policy;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }
}

server {
    listen ${GITEA_EMBED_PORT};
    # Increase max body size for large git pushes (2GB)
    client_max_body_size 2048M;
    location / {
        set $upstream_gitea http://gitea-changemaker:3000;
        proxy_pass $upstream_gitea;
        proxy_hide_header X-Frame-Options;
        proxy_hide_header Content-Security-Policy;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}

server {
    listen ${MAILHOG_EMBED_PORT};
    location / {
        set $upstream_mailhog http://mailhog-changemaker:8025;
        proxy_pass $upstream_mailhog;
        proxy_hide_header X-Frame-Options;
        proxy_hide_header Content-Security-Policy;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }
}

server {
    listen ${MINI_QR_EMBED_PORT};
    location / {
        set $upstream_miniqr http://mini-qr:8080;
        proxy_pass $upstream_miniqr;
        proxy_hide_header X-Frame-Options;
        proxy_hide_header Content-Security-Policy;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}

# Excalidraw embed proxy
server {
    listen ${EXCALIDRAW_EMBED_PORT};
    location / {
        set $upstream_excalidraw http://excalidraw-changemaker:80;
        proxy_pass $upstream_excalidraw;
        proxy_hide_header X-Frame-Options;
        proxy_hide_header Content-Security-Policy;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;

        # WebSocket support for collaboration
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_http_version 1.1;
    }
}

# Admin GUI — app subdomain
server {
    listen 80;
    server_name app.${DOMAIN};
    add_header X-Frame-Options "SAMEORIGIN" always;

    # Auth check iframe — allows root domain to embed this tiny page
    # for cross-origin login state detection (MkDocs header)
    location = /auth-check.html {
        add_header Content-Security-Policy "frame-ancestors 'self' https://${DOMAIN} http://${DOMAIN}" always;
        set $upstream_admin_authcheck http://changemaker-v2-admin:3000;
        proxy_pass $upstream_admin_authcheck;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
    }

    # Social media bot detection for OG meta tags
    set $is_bot 0;
    if ($http_user_agent ~* "(Twitterbot|facebookexternalhit|LinkedInBot|Slackbot|TelegramBot|WhatsApp|Discordbot|Googlebot|bingbot|Pinterest|Embedly|Quora Link Preview|Showyoubot|outbrain|vkShare|W3C_Validator)") {
        set $is_bot 1;
    }

    # Bot-specific rewrites for rich social previews
    location ~ ^/campaign/([^/]+)$ {
        if ($is_bot) {
            rewrite ^/campaign/(.+)$ /api/og/campaign/$1 last;
        }
        set $upstream_admin http://changemaker-v2-admin:3000;
        proxy_pass $upstream_admin;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }

    location ~ ^/p/([^/]+)$ {
        if ($is_bot) {
            rewrite ^/p/(.+)$ /api/og/page/$1 last;
        }
        set $upstream_admin http://changemaker-v2-admin:3000;
        proxy_pass $upstream_admin;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }

    location ~ ^/gallery/watch/([^/]+)$ {
        if ($is_bot) {
            rewrite ^/gallery/watch/(.+)$ /api/og/gallery/$1 last;
        }
        set $upstream_admin http://changemaker-v2-admin:3000;
        proxy_pass $upstream_admin;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }

    location / {
        set $upstream_admin http://changemaker-v2-admin:3000;
        proxy_pass $upstream_admin;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        # WebSocket support for Vite HMR
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }

    # Media API (direct path - used by admin GUI media-api.ts client)
    # Rewrites /media/* to /api/* (matches Vite dev proxy behavior)
    # Uses variable proxy_pass for runtime DNS resolution after container restarts
    location /media/ {
        set $upstream_media_app http://changemaker-media-api:4100;
        rewrite ^/media/(.*) /api/$1 break;
        proxy_pass $upstream_media_app;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;

        # Large file upload support
        client_max_body_size 10G;
        proxy_read_timeout 3600s;
        proxy_connect_timeout 75s;
        proxy_request_buffering off;

        # WebSocket support
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }

    # Media API endpoints (must come BEFORE /api/ for longest prefix match)
    location /api/media/ {
        set $upstream_media http://changemaker-media-api:4100;
        proxy_pass $upstream_media;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;

        # Large upload support
        client_max_body_size 10G;
        proxy_read_timeout 3600s;
        proxy_connect_timeout 75s;
        proxy_request_buffering off;

        # WebSocket support
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }

    # MkDocs proxy (docs search index for volunteer map)
    location /mkdocs-proxy/ {
        set $upstream_mkdocs http://mkdocs-changemaker:8000;
        rewrite ^/mkdocs-proxy/(.*) /$1 break;
        proxy_pass $upstream_mkdocs;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }

    # API (Express)
    location /api/ {
        set $upstream_api http://changemaker-v2-api:4000;
        proxy_pass $upstream_api;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;

        # WebSocket support (docs collaboration)
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }
}

# Root domain — routes to MkDocs static site only
server {
    listen 80;
    server_name ${DOMAIN};

    location / {
        set $upstream_site http://mkdocs-site-server-changemaker:80;
        proxy_pass $upstream_site;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}

# Homepage dashboard — allows iframe embedding from admin
server {
    listen 80;
    server_name home.${DOMAIN};
    add_header Content-Security-Policy "frame-ancestors 'self' app.${DOMAIN}" always;

    location / {
        set $upstream_homepage http://homepage-changemaker:3000;
        proxy_pass $upstream_homepage;
        proxy_hide_header X-Frame-Options;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}

# Homepage embed proxy
server {
    listen ${HOMEPAGE_EMBED_PORT};
    location / {
        set $upstream_homepage http://homepage-changemaker:3000;
        proxy_pass $upstream_homepage;
        proxy_hide_header X-Frame-Options;
        proxy_hide_header Content-Security-Policy;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}

# Vaultwarden embed proxy
server {
    listen ${VAULTWARDEN_EMBED_PORT};
    location / {
        set $upstream_vaultwarden http://vaultwarden-changemaker:80;
        proxy_pass $upstream_vaultwarden;
        proxy_hide_header X-Frame-Options;
        proxy_hide_header Content-Security-Policy;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_http_version 1.1;
    }
}

# Rocket.Chat embed proxy
server {
    listen ${ROCKETCHAT_EMBED_PORT};
    location / {
        set $upstream_rocketchat http://rocketchat-changemaker:3000;
        proxy_pass $upstream_rocketchat;
        proxy_hide_header X-Frame-Options;
        proxy_hide_header Content-Security-Policy;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_http_version 1.1;
        client_max_body_size 100m;
    }
}

# Gancio embed proxy
server {
    listen ${GANCIO_EMBED_PORT};
    location / {
        set $upstream_gancio http://gancio-changemaker:13120;
        proxy_pass $upstream_gancio;
        proxy_hide_header X-Frame-Options;
        proxy_hide_header Content-Security-Policy;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}

# Jitsi Meet embed proxy
server {
    listen ${JITSI_EMBED_PORT};
    location / {
        set $upstream_jitsi http://jitsi-web-changemaker:80;
        proxy_pass $upstream_jitsi;
        proxy_hide_header X-Frame-Options;
        proxy_hide_header Content-Security-Policy;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_http_version 1.1;
    }
}

# Grafana embed proxy
server {
    listen ${GRAFANA_EMBED_PORT};
    location / {
        set $upstream_grafana http://grafana-changemaker:3000;
        proxy_pass $upstream_grafana;
        proxy_hide_header X-Frame-Options;
        proxy_hide_header Content-Security-Policy;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }
}

# Alertmanager embed proxy
server {
    listen ${ALERTMANAGER_EMBED_PORT};
    location / {
        set $upstream_alertmanager http://alertmanager-changemaker:9093;
        proxy_pass $upstream_alertmanager;
        proxy_hide_header X-Frame-Options;
        proxy_hide_header Content-Security-Policy;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}