Fix Vanguards wait loop to respect --control_ip arg

assets/entrypoint.sh

@@ -7,10 +7,21 @@ if [ "$1" = "vanguards" ]; then
     echo "Starting Vanguards Sidecar Mode..."
     shift # remove 'vanguards' from the arguments
     
-    # Extract the hostname from the arguments? 
-    # For now, we assume 'tor-service' as per the standard docker-compose setup
-    TARGET_HOST="tor-service"
+    # Extract TARGET_HOST from arguments (looking for --control_ip)
+    TARGET_HOST="tor-service" # Default fallback
     TARGET_PORT=9051
+    
+    # Simple argument parsing to find control_ip
+    next_is_ip=0
+    for arg in "$@"; do
+        if [ "$next_is_ip" -eq 1 ]; then
+            TARGET_HOST="$arg"
+            next_is_ip=0
+        fi
+        if [ "$arg" = "--control_ip" ]; then
+            next_is_ip=1
+        fi
+    done
 
     echo "Waiting for Tor Control Port at $TARGET_HOST:$TARGET_PORT..."
     # Use Python to wait for the port (more reliable than Alpine's nc)