Address code review feedback: remove trailing blank lines and add comment for port mapping

Co-authored-by: koderzi <30676109+koderzi@users.noreply.github.com>

Author: Copilot

.devcontainer/cmd/setup-git

@@ -24,7 +24,6 @@ if [[ -z $(git config --global user.email) ]]; then
     fi
 fi
 
-
 if [[ -n $(git config --global user.name) && -n $(git config --global user.email) ]]; then
     echo -e "\n"
     echo -e "Configured git.\n"

.devcontainer/devcontainer.json

@@ -6,6 +6,8 @@
         "all",
         "--runtime=nvidia"
     ],
+    // Dynamic port mapping: 0:6080 maps a random host port to container port 6080
+    // This prevents port conflicts when running multiple instances
     "forwardPorts": [
         "0:6080"
     ],