Fixed issue where the HTTP2 support was always enabled in nginx config, no matter what the user configured.

Author: jlesage

src/nginx-proxy-manager/build.sh

@@ -77,6 +77,7 @@ log "Patching Nginx Proxy Manager backend..."
 patch -p1 -d /tmp/nginx-proxy-manager < "$SCRIPT_DIR"/pip-install.patch
 patch -p1 -d /tmp/nginx-proxy-manager < "$SCRIPT_DIR"/remove-certbot-dns-oci.patch
 patch -p1 -d /tmp/nginx-proxy-manager < "$SCRIPT_DIR"/powerdns-fix.patch
+patch -p1 -d /tmp/nginx-proxy-manager < "$SCRIPT_DIR"/http2-support-fix.conf
 
 cp -r /tmp/nginx-proxy-manager /app
 

src/nginx-proxy-manager/http2-support-fix.conf

@@ -0,0 +1,14 @@
+--- nginx-proxy-manager-2.10.4/backend/templates/_listen.conf.orig	2023-12-09 10:51:50.551616517 -0500
++++ nginx-proxy-manager-2.10.4/backend/templates/_listen.conf	2023-12-09 10:52:16.259672036 -0500
+@@ -5,9 +5,9 @@
+   #listen [::]:80;
+ {% endif %}
+ {% if certificate -%}
+-  listen 443 ssl{% if http2_support %} http2{% endif %};
++  listen 443 ssl{% if http2_support == 1 or http2_support == true %} http2{% endif %};
+ {% if ipv6 -%}
+-  listen [::]:443 ssl{% if http2_support %} http2{% endif %};
++  listen [::]:443 ssl{% if http2_support == 1 or http2_support == true %} http2{% endif %};
+ {% else -%}
+   #listen [::]:443;
+ {% endif %}