build: use mirrored Go Alpine base

Dockerfile

@@ -1,17 +1,19 @@
-# syntax=docker/dockerfile:1.7@sha256:a57df69d0ea827fb7266491f2813635de6f17269be881f696fbfdf2d83dda33e
+ARG TARGETOS=linux
+ARG TARGETARCH=amd64
 
-ARG TARGETOS
-ARG TARGETARCH
-
-FROM golang:1.27.1-bookworm@sha256:69a7b9788769bec032d238959b61854e9ae87f57be9029ec04e9885fabf99195 AS build
+FROM registry.cn-shenzhen.aliyuncs.com/yuntuo_tools/golang:1.27.1-alpine AS build
 
 ARG TARGETOS
 ARG TARGETARCH
 ARG VERSION=dev
 ARG REVISION=unknown
 ARG BUILD_TIME=unknown
+
 WORKDIR /src
-ENV GOWORK=off
+ENV GO111MODULE=on \
+    CGO_ENABLED=0 \
+    GOPROXY=https://goproxy.cn,direct \
+    GOWORK=off
 
 COPY go.mod go.sum ./
 RUN go mod download

docs/08-development-plan.md

@@ -353,3 +353,8 @@ A04派发已提交而消息尚未到达Worker的精确进程故障已通过[专
 - [x] 真实 MySQL 并发/跨实例/恢复/审计失败回归，基础检查、浏览器验证、Docker 部署与文档同步。
 
 本地部署修订 `f56f233704700d43c6733b7f0fa14d67e1feddf7`，Schema 35，无外键。基础检查、真实 MySQL、双节点登录与控制台端到端通过；广泛集成在 Docker 暂时无响应处中断，原参数补跑剩余链路全部通过。证据与验证边界见[验收记录](reports/console-refresh.md)，默认策略和部署配置见[登录保护](console-login-security.md)。
+
+## 2026-09-30：浏览器页签图标
+
+- [x] 复用现有 Orbit 品牌图形，增加 SVG 和 16/32/48 像素 ICO 图标，登录页与管理端共用。
+- [x] `make test vet build docs-check` 通过；本地部署修订 `d47d0d361d7edbcadf5728013cebcf1a2b908cc7`。未登录可请求两种图标，HTTP 200、媒体类型与文件内容正确；登录页与实际控制台均引用图标，readiness 为 ready。

internal/transport/httpserver/console/favicon.svg

@@ -0,0 +1,8 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 35 35">
+  <rect width="35" height="35" rx="10" fill="#087f75"/>
+  <g fill="#fff">
+    <rect x="8.5" y="12" width="4" height="11" rx="2"/>
+    <rect x="15.5" y="7.5" width="4" height="20" rx="2"/>
+    <rect x="22.5" y="10" width="4" height="15" rx="2"/>
+  </g>
+</svg>

internal/transport/httpserver/console/index.html

@@ -5,6 +5,8 @@
   <meta name="viewport" content="width=device-width, initial-scale=1">
   <meta name="color-scheme" content="light">
   <title>Orbit Console · 星轨控制台</title>
+  <link rel="icon" href="/console/favicon.ico" sizes="16x16 32x32 48x48">
+  <link rel="icon" type="image/svg+xml" href="/console/favicon.svg" sizes="any">
   <link rel="stylesheet" href="/console/styles.css">
 </head>
 <body class="console-body">

internal/transport/httpserver/console/login.html

@@ -5,6 +5,8 @@
 <meta name="viewport" content="width=device-width, initial-scale=1">
 <meta name="color-scheme" content="light">
 <title>登录 Orbit · 星轨控制台</title>
+<link rel="icon" href="/console/favicon.ico" sizes="16x16 32x32 48x48">
+<link rel="icon" type="image/svg+xml" href="/console/favicon.svg" sizes="any">
 <link rel="stylesheet" href="/console/styles.css">
 </head>
 <body class="login-body">