Add ability to set port when using no proxy (#625)

README.md

@@ -99,6 +99,7 @@ Check out this video if you're interested in learning more about setting up [BTC
 * `REVERSEPROXY_HTTP_PORT`: The public port the reverse proxy binds to for HTTP traffic (default: 80)
 * `REVERSEPROXY_HTTPS_PORT`: The public port the reverse proxy binds to for HTTPS traffic (default: 443)
 * `REVERSEPROXY_DEFAULT_HOST`: Optional, if using a reverse proxy nginx, specify which website should be presented if the server is accessed by its IP.
+* `NOREVERSEPROXY_HTTP_PORT`: Optional, if not using a reverse proxy, specify which port should be opened for HTTP traffic. (default: 80)
 * `NBITCOIN_NETWORK`: The type of network to use (eg. `mainnet`, `testnet`, or `regtest`. Default: `mainnet`)
 * `LIGHTNING_ALIAS`: An alias for your lightning network node, if used
 * `BTCPAYGEN_CRYPTO1`: First supported crypto currency (eg. `btc`, `ltc`. Default: `btc`)

docker-compose-generator/docker-fragments/btcpayserver-noreverseproxy.yml

@@ -3,7 +3,7 @@ version: "3"
 services:
   btcpayserver:
     ports:
-      - "80:49392"
+      - "${NOREVERSEPROXY_HTTP_PORT:-80}:49392"
 
 exclusive:
   - proxy

helpers.sh

@@ -89,6 +89,7 @@ BTCPAY_ANNOUNCEABLE_HOST=$BTCPAY_ANNOUNCEABLE_HOST
 REVERSEPROXY_HTTP_PORT=$REVERSEPROXY_HTTP_PORT
 REVERSEPROXY_HTTPS_PORT=$REVERSEPROXY_HTTPS_PORT
 REVERSEPROXY_DEFAULT_HOST=$REVERSEPROXY_DEFAULT_HOST
+NOREVERSEPROXY_HTTP_PORT=$NOREVERSEPROXY_HTTP_PORT
 BTCPAY_IMAGE=$BTCPAY_IMAGE
 ACME_CA_URI=$ACME_CA_URI
 NBITCOIN_NETWORK=$NBITCOIN_NETWORK