added frontend and updated backend with docker, wrote some initial instructions

reverseproxy.conf

@@ -0,0 +1,57 @@
+#user  nobody;
+worker_processes  1;
+
+#error_log  logs/error.log;
+#error_log  logs/error.log  notice;
+#error_log  logs/error.log  info;
+
+#pid        logs/nginx.pid;
+
+
+events {
+    worker_connections  1024;
+}
+
+
+http {
+    include       mime.types;
+    default_type  application/octet-stream;
+
+    #log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
+    #                  '$status $body_bytes_sent "$http_referer" '
+    #                  '"$http_user_agent" "$http_x_forwarded_for"';
+
+    access_log  /var/log/nginx/proxy_access.log;
+    error_log /var/log/nginx/proxy_error.log;
+
+    sendfile        on;
+    #tcp_nopush     on;
+
+    #keepalive_timeout  0;
+    keepalive_timeout  180s;
+    send_timeout 180s;
+
+    #gzip  on;
+
+	server {
+		listen              80;
+		server_name         frontend;
+
+		location /api {
+				proxy_pass http://htwkalender-backend:8090;
+				client_max_body_size 20m;
+				proxy_connect_timeout 600s;
+                proxy_read_timeout 600s;
+                proxy_send_timeout 600s;
+                send_timeout 600s;
+		}
+
+		location /_ {
+				proxy_pass http://htwkalender-backend:8090;
+		}
+
+		location / {
+				proxy_pass http://htwkalender-frontend:8000;
+		}
+	}
+}