Feat/qq local file upload (#1722)

* feat(qq): support media uploads and inbound attachments

* docs(qq): document media size limit settings

* chore(web): add QQ media size limit hints

* fix(qq): demote botgo heartbeat logs

* style(qq): fix lint issues

web/frontend/src/components/channels/channel-forms/generic-form.tsx

@@ -138,6 +138,7 @@ export function GenericForm({
       real_name: t("channels.form.desc.realName"),
       channels: t("channels.form.desc.channels"),
       request_caps: t("channels.form.desc.requestCaps"),
+      max_base64_file_size_mib: t("channels.form.desc.maxBase64FileSizeMiB"),
     }
     return (
       descriptions[key] ??

web/frontend/src/i18n/locales/en.json

@@ -327,6 +327,7 @@
         "realName": "Displayed real name.",
         "channels": "IRC channels to join.",
         "requestCaps": "IRC capability list requested on connect.",
+        "maxBase64FileSizeMiB": "Maximum size in MiB for converting local files to base64 before upload. 0 means unlimited. Applies only to local files, not URL uploads.",
         "genericField": "Used to configure {{field}}."
       }
     },

web/frontend/src/i18n/locales/zh.json

@@ -327,6 +327,7 @@
         "realName": "显示名称。",
         "channels": "要加入的 IRC 频道列表。",
         "requestCaps": "连接时请求的 IRC 扩展能力列表。",
+        "maxBase64FileSizeMiB": "本地文件转为 base64 上传的最大体积，单位 MiB；0 表示不限制，仅影响本地文件，不影响 URL 直传。",
         "genericField": "用于配置{{field}}。"
       }
     },