[CP][mod] switched nginx to stable-alpine and updated certbot to 1.16.0

(cherry picked from commit da5642b80f)

files/domains.env

@@ -1,5 +1,5 @@
 # domains are seperated with \n
-DOMAINS=example.com www api test
+DOMAINS=pdev.dev www\ngit.pdev.dev\napi.pdev.dev\ndemo.api.pdev.dev
 # server values are seperated with ' ' (space) (one server per domain)
 # port can be appended, default is 8080 if ommited
-SERVER=web:8080
+SERVER=web gitea:3000 ryndns:3000 ryndns_demo:3000

files/upstream_configs/ryndns_demo.conf

@@ -0,0 +1,28 @@
+        location / {
+            set                $swager swager-ui:8080;
+            # allow for upstream to be offline by setting
+            # docker dns resolver and a variable for the server
+            resolver           127.0.0.11 valid=30s;
+            proxy_pass         http://$swager;
+
+            proxy_redirect     off;
+            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-Host $server_name;
+            proxy_set_header   X-Forwarded-Upstream $swager;
+        }
+
+        location /rynDNS {
+            # allow for upstream to be offline by setting
+            # docker dns resolver and a variable for the server
+            resolver           127.0.0.11 valid=30s;
+            proxy_pass         http://$upstream;
+
+            proxy_redirect     off;
+            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-Host $server_name;
+            proxy_set_header   X-Forwarded-Upstream $upstream;
+        } 

proxy/files/nginx.conf

@@ -33,12 +33,6 @@ http {
         "~(?<domain_name>[a-zA-Z0-9-]*)(\.[a-z]*)$" "$domain_name";
     }
     
-    # websocket upgrade mapping
-    map $http_upgrade $connection_upgrade {
-        default upgrade;
-        '' close;
-    }
-    
     server {
         listen 8080 default_server;