Code reorganization. Display recording fixes. Search Flight Planner Fixes. Bug Fixes

docs/setup_guide.md

@@ -6,6 +6,7 @@
 - 16GB RAM minimum
 - 50GB free disk space
 - Internet connection
+- `ffmpeg`, `x11-utils`, `xdotool` (installed automatically by `setup.sh`)
 
 ## Automatic Installation
 
@@ -33,11 +34,11 @@ bash setup.sh
 
 ## Manual Installation
 
-### Step 1: Install ROS 2
+### Step 1: Install ROS 2 and System Dependencies
 
 ```bash
 # Ubuntu 22.04
-sudo apt install software-properties-common
+sudo apt install software-properties-common x11-utils xdotool ffmpeg
 sudo add-apt-repository universe
 sudo apt update && sudo apt install curl -y
 sudo curl -sSL https://raw.githubusercontent.com/ros/rosdistro/master/ros.key -o /usr/share/keyrings/ros-archive-keyring.gpg