Removed Bashrc modification

docs/installation.md

@@ -21,8 +21,8 @@ cd ~/RDC_Simulation
 # Run full installer (20-30 minutes)
 ./setup/install_ubuntu.sh
 
-# Reload shell
-source ~/.bashrc
+# Activate environment
+source activate.sh
 ```
 
 This installs:
@@ -54,8 +54,8 @@ git clone <repo-url> ~/RDC_Simulation
 cd ~/RDC_Simulation
 ./setup/install_ubuntu.sh
 
-# Reload shell
-source ~/.bashrc
+# Activate environment
+source activate.sh
 ```
 
 ### WSL2 Tips
@@ -73,7 +73,7 @@ source ~/.bashrc
 
 ```bash
 ./setup/install_arch.sh
-source ~/.bashrc
+source activate.sh
 ```
 
 ## macOS
@@ -92,7 +92,8 @@ macOS doesn't support Gazebo Harmonic. Options:
 
 ```bash
 # Check ArduPilot environment
-source ~/.ardupilot_env
+# Activate environment & check
+source activate.sh
 python -c "import em; print('empy: OK')"
 which sim_vehicle.py
 
@@ -114,7 +115,7 @@ Wait for the drone to appear!
 
 ### Terminal 2 - SITL
 ```bash
-source ~/.ardupilot_env
+source activate.sh
 sim_vehicle.py -v ArduCopter -f gazebo-iris --model JSON --console
 ```
 Wait for "JSON received:" messages.
@@ -131,7 +132,7 @@ python scripts/run_ardupilot.py --pattern square
 ### "empy not found"
 
 ```bash
-source ~/.ardupilot_env
+source activate.sh
 pip install empy==3.3.4
 ```