From 16ffd4416136afa04a39834b733a99bf352bb1c2 Mon Sep 17 00:00:00 2001
From: SpecialX <47072643+wangxiner55@users.noreply.github.com>
Date: Sun, 5 Jul 2026 17:32:01 +0800
Subject: [PATCH] =?UTF-8?q?feat(cache):=20=E6=96=B0=E5=A2=9E=20CACHE=5FDRI?=
 =?UTF-8?q?VER=20=E7=8E=AF=E5=A2=83=E5=8F=98=E9=87=8F?=
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---
 src/env.mjs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/env.mjs b/src/env.mjs
index f8346d4..a967441 100644
--- a/src/env.mjs
+++ b/src/env.mjs
@@ -12,6 +12,8 @@ export const env = createEnv({
     AI_MODEL: z.string().min(1).optional(),
     // Rate limit driver: "memory" (default, single-instance) or "redis" (distributed).
     RATE_LIMIT_DRIVER: z.enum(["memory", "redis"]).default("memory"),
+    // Cache driver: "memory" (default, single-instance LRU) or "redis" (distributed).
+    CACHE_DRIVER: z.enum(["memory", "redis"]).default("memory"),
     // Upstash Redis REST credentials (only required when RATE_LIMIT_DRIVER=redis).
     UPSTASH_REDIS_REST_URL: z.string().url().optional(),
     UPSTASH_REDIS_REST_TOKEN: z.string().min(1).optional(),
@@ -31,6 +33,7 @@ export const env = createEnv({
     AI_BASE_URL: process.env.AI_BASE_URL,
     AI_MODEL: process.env.AI_MODEL,
     RATE_LIMIT_DRIVER: process.env.RATE_LIMIT_DRIVER,
+    CACHE_DRIVER: process.env.CACHE_DRIVER,
     UPSTASH_REDIS_REST_URL: process.env.UPSTASH_REDIS_REST_URL,
     UPSTASH_REDIS_REST_TOKEN: process.env.UPSTASH_REDIS_REST_TOKEN,
     CRON_SECRET: process.env.CRON_SECRET,