Refactor code structure for improved readability and maintainability; remove redundant code blocks and optimize function calls.

apps/api/oxlint.json

@@ -0,0 +1,10 @@
+{
+  "$schema": "https://raw.githubusercontent.com/oxc-project/oxc/main/crates/oxc_linter/src/rules.rs",
+  "rules": {
+    "@typescript-eslint/no-explicit-any": "off",
+    "@typescript-eslint/no-floating-promises": "warn"
+  },
+  "env": {
+    "node": true
+  }
+}