Clarify port listening patch

Signed-off-by: Juhyung Park <qkrwngud825@gmail.com>

README.md

@@ -113,7 +113,7 @@ In summary, the `install.sh` script does the following:
 
   * Replaces `/usr/src` to `/var/lib/immich`.
 
-  * Limits listening host from 0.0.0.0 to 127.0.0.1 for microservices and machine-learning.
+  * Limits listening host from 0.0.0.0 to 127.0.0.1. If you do not want this to happen (make sure you fully understand the security risks!), comment out the `sed` command in `install.sh`'s "Use 127.0.0.1" part.
 
 ## 6. Install systemd services
 
@@ -130,9 +130,9 @@ done
 
 ## Done!
 
-Your Immich installation should be running at :3001 port.
+Your Immich installation should be running at 3001 port, listening from localhost (127.0.0.1).
 
-Immich will additionally use 3002 and 3003 ports, but those will only listen from localhost (127.0.0.1).
+Immich will additionally use localhost's 3002 and 3003 ports.
 
 Please add firewall rules and apply https proxy and secure your Immich instance.
 

install.sh

@@ -99,7 +99,7 @@ mkdir -p $IMMICH_PATH/upload
 ln -s $IMMICH_PATH/upload $APP/
 ln -s $IMMICH_PATH/upload $APP/machine-learning/
 
-# Use 127.0.0.1 for microservices
+# Use 127.0.0.1
 sed -i -e "s@app.listen(port)@app.listen(port, '127.0.0.1')@g" $APP/dist/main.js
 
 # Custom start.sh script