Change default mime type inside .well-known to be plain text.

docker/server/Makefile

@@ -6,7 +6,7 @@ all: build push
 
 .PHONY: build
 build:
-	docker build -t $(IMAGE_NAME) -f Dockerfile ../
+	docker build -t $(IMAGE_NAME) -f Dockerfile ../../
 
 .PHONY: push
 push:

docker/server/nginx.conf

@@ -14,6 +14,11 @@ events {
 http {
     include /etc/nginx/mime.types;
     default_type application/octet-stream;
+
+    types {
+        text/plain asc;
+    }
+
     server_tokens off;
     client_max_body_size 1m;
     sendfile on;
@@ -38,6 +43,11 @@ http {
             return 200 '{"status":"OK"}';
         }
 
+        location /.well-known/ {
+            alias /srv/http/public/well-known/;
+            default_type text/plain;
+        }
+
         location /.well-known/matrix/server {
           default_type application/json;
           add_header "Access-Control-Allow-Origin" *;