fix: use git init/fetch instead of clone to handle non-empty directory

Author: Himanshu Tiwari

.github/workflows/deploy.yml

@@ -52,13 +52,14 @@ jobs:
             cd ~/radar
 
             echo "Pulling latest code..."
-            if [ -d ".git" ]; then
-              git fetch origin
-              git reset --hard origin/main
-            else
-              git clone https://github.com/Syntax-Error-1337/radar.git .
+            if [ ! -d ".git" ]; then
+              git init
+              git remote add origin https://github.com/Syntax-Error-1337/radar.git
             fi
 
+            git fetch origin
+            git reset --hard origin/main
+
             echo "Stopping containers..."
             docker-compose down || true