📝 docs: Add LLM_VISION_IMAGE_USE_BASE64 environment variable for ba…

…se64 image uploads in English and Chinese documentation

Revert "📝 docs: Add `LLM_VISION_IMAGE_USE_BASE64` environment variable for base64 image uploads in English and Chinese documentation"

This reverts commit d90ff3f.

docs/self-hosting/environment-variables/basic.mdx

@@ -143,20 +143,3 @@ The above example sets the `SERPAPI_API_KEY` of the `search-engine` plugin to `x
 - Type: Optional
 - Description: Index address of the LobeChat assistant market. If you have deployed the assistant market service on your own, you can use this variable to override the default market address.
 - Default: `https://chat-agents.lobehub.com`
-
-## Upload image
-
-### `LLM_VISION_IMAGE_USE_BASE64`
-
-- Type: Optional
-- Description: Set to `1` to use base64 encoding for image upload.
-- Default: undefined
-- Example: `1`
-
-When set to `1`, LobeChat will convert images to base64 encoding before
-uploading them to the LLM model. When encountering the following error,
-please consider configuring this environment variable to `1`:
-
-```log
-Route: [xai] ProviderBizError: Fetching images over plain http:// is not supported.
-```

docs/self-hosting/environment-variables/basic.zh-CN.mdx

@@ -138,18 +138,3 @@ LobeChat 在部署时提供了一些额外的配置项，你可以使用环境
 - 类型：可选
 - 描述：LobeChat 助手市场的索引地址，如果你自行部署了助手市场的服务，可以使用该变量来覆盖默认的市场地址
 - 默认值：`https://chat-agents.lobehub.com`
-
-## 上传图片
-
-### `LLM_VISION_IMAGE_USE_BASE64`
-
-- 类型：可选
-- 描述：设置为 1 则使用 base64 编码上传图片
-- 默认值：undefined
-- 示例：`1`
-
-当设置为 `1` 时，LobeChat 会将图片转换为 base64 编码后上传到 LLM 模型中，当遇到如下错误时请考虑配置该环境变量为 1
-
-```log
-Route: [xai] ProviderBizError: Fetching images over plain http:// is not supported.
-```

docs/self-hosting/environment-variables/s3.mdx

@@ -81,3 +81,18 @@ Assuming the S3 service provider's domain is s3.example.net, the bucket is mybuc
 - virtual-host: `mybucket.s3.example.net/config.env`
 
 </Callout>
+
+### `LLM_VISION_IMAGE_USE_BASE64`
+
+- Type: Optional
+- Description: Set to `1` to use base64 encoding for image upload.
+- Default: undefined
+- Example: `1`
+
+When set to `1`, LobeChat will convert images to base64 encoding before
+uploading them to the LLM model. When encountering the following error,
+please consider configuring this environment variable to `1`:
+
+```log
+Route: [xai] ProviderBizError: Fetching images over plain http:// is not supported.
+```

docs/self-hosting/environment-variables/s3.zh-CN.mdx

@@ -80,3 +80,16 @@ LobeChat 支持多模态的 AI 会话，包括将图片、文件等非结构化
 - virtual-host : `mybucket.s3.example.net/config.env`
 
 </Callout>
+
+### `LLM_VISION_IMAGE_USE_BASE64`
+
+- 类型：可选
+- 描述：设置为 1 则使用 base64 编码上传图片
+- 默认值：undefined
+- 示例：`1`
+
+当设置为 `1` 时，LobeChat 会将图片转换为 base64 编码后上传到 LLM 模型中，当遇到如下错误时请考虑配置该环境变量为 1
+
+```log
+Route: [xai] ProviderBizError: Fetching images over plain http:// is not supported.
+```