update 2024-04-22

Changes:
- add jinja2 template engine instead of string-replacing
- fix certbot cron usage
- replace json servers configuration with yaml

nginx/servers.yaml.example

@@ -0,0 +1,23 @@
+resolver: 127.0.0.1
+acme_challenge_location: /etc/nginx/acme/
+
+servers:
+  your.domain.to_redirect:
+    redirect: "http://redirection.address"
+  your_other.doma.in:
+    redirect: "http://redirection-other.address"
+    server_options:
+      - "proxy_buffering off;"
+      - "proxy_request_buffering off;"
+    location_options:
+      - "proxy_http_version 1.1;"
+      - "proxy_set_header Upgrade $http_upgrade;"
+      - 'proxy_set_header Connection "upgrade";'
+      - "proxy_read_timeout 86400;"
+  "*.doma.in":
+    all_names: "*.doma.in doma.in"
+    redirect: "http://full.subdomain.redirect"
+    server_options:
+      - "proxy_buffering off;"
+      - "proxy_request_buffering off;"
+      - "client_max_body_size 0;"