clean: auto-enable system cleanup when sudo session is active

bin/clean.sh

@@ -724,6 +724,11 @@ EOF
     fi
 
     if [[ -t 0 ]]; then
+        if sudo -n true 2> /dev/null; then
+            SYSTEM_CLEAN=true
+            echo -e "${GREEN}${ICON_SUCCESS}${NC} Admin access already available"
+            echo ""
+        else
             echo -ne "${PURPLE}${ICON_ARROW}${NC} System caches need sudo — ${GREEN}Enter${NC} continue, ${GRAY}Space${NC} skip: "
 
             local choice
@@ -755,11 +760,17 @@ EOF
                 echo -e " ${GRAY}Skipped${NC}"
                 echo ""
             fi
+        fi
     else
-        SYSTEM_CLEAN=false
         echo ""
         echo "Running in non-interactive mode"
-        echo "  ${ICON_LIST} System-level cleanup skipped (requires interaction)"
+        if sudo -n true 2> /dev/null; then
+            SYSTEM_CLEAN=true
+            echo "  ${ICON_LIST} System-level cleanup enabled (sudo session active)"
+        else
+            SYSTEM_CLEAN=false
+            echo "  ${ICON_LIST} System-level cleanup skipped (requires sudo)"
+        fi
         echo "  ${ICON_LIST} User-level cleanup will proceed automatically"
         echo ""
     fi