chore: Update README instructions to use vi and remove explicit chmod, and ignore camera-settings.json.

.gitignore

@@ -3,3 +3,4 @@ uploads/
 users.json
 .DS_Store
 *.log
+camera-settings.json

demo/README.md

@@ -17,7 +17,7 @@ sudo apt update && sudo apt install -y fswebcam curl
 cp picupper.conf.example picupper.conf
 
 # Edit with your settings
-nano picupper.conf
+vi picupper.conf
 ```
 
 Update `picupper.conf` with your API key and camera settings.
@@ -25,9 +25,6 @@ Update `picupper.conf` with your API key and camera settings.
 ### 3. Install & Enable
 
 ```bash
-# Make scripts executable
-chmod +x capture-upload.sh install.sh
-
 # Run installer (sets up cron job)
 ./install.sh
 ```
@@ -183,7 +180,7 @@ Reduce SD card writes to extend its lifetime:
 # Disable swap
 sudo swapoff -a
 # Comment out swap line in /etc/fstab
-sudo nano /etc/fstab
+sudo vi /etc/fstab
 
 # Disable automatic apt updates
 sudo systemctl disable apt-daily.timer apt-daily-upgrade.timer