Avoid importing from script

src/scripts/clear_simulations_cache.ts

+import "dotenv/config"
 import path from "path"
 
 import fs from "fs-extra"
 
-import serverConfig from "$lib/server/server_config"
-
-const { simulationsBudgetDir, simulationsTestCasesDir } = serverConfig
+const simulationsBudgetDir = process.env.SIMULATIONS_BUDGET_DIR as string
+const simulationsTestCasesDir = process.env.SIMULATIONS_TEST_CASES_DIR as string
 
 // Remove private budget simulations from index.
 const indexFilePath = path.join(simulationsBudgetDir, "index.json")