feat: 小程序统一走 Go 后台，咨询与登录切到 /api/v1

去掉协会 WebView 和魔方账密页，微信登录与咨询接口共用同一 token 和拦截器。

Co-authored-by: Cursor <cursoragent@cursor.com>

components/yxg/yxg-nav.vue

@@ -0,0 +1,111 @@
+<template>
+	<view class="yxg-nav" :style="barStyle">
+		<view class="yxg-nav-row" :style="rowStyle">
+			<view v-if="showBack" class="yxg-nav-back" @click="onBack">
+				<text class="yxg-nav-back-ico">‹</text>
+			</view>
+			<image
+				v-if="logo"
+				class="yxg-nav-logo"
+				:src="logoSrc"
+				mode="aspectFit"
+				:style="logoStyle"
+			/>
+			<text v-else class="yxg-nav-title">{{ title }}</text>
+		</view>
+	</view>
+	<view v-if="placeholder" :style="barStyle" />
+</template>
+
+<script setup>
+import { YXG_MP_LOGO_URL } from '@/util/yxgConfig.js'
+import { yxgBack } from '@/util/yxgNav.js'
+
+const props = defineProps({
+	title: { type: String, default: '' },
+	logo: { type: Boolean, default: false },
+	showBack: { type: Boolean, default: true },
+	placeholder: { type: Boolean, default: true },
+})
+
+function readWindow() {
+	// #ifdef MP-WEIXIN
+	if (typeof wx !== 'undefined' && wx.getWindowInfo) return wx.getWindowInfo()
+	// #endif
+	return uni.getSystemInfoSync()
+}
+
+const win = readWindow()
+const statusBarH = win.statusBarHeight || 0
+const screenW = win.windowWidth || win.screenWidth || 375
+let navBarH = 44
+let menuH = 32
+try {
+	const menu = uni.getMenuButtonBoundingClientRect()
+	if (menu?.height) {
+		navBarH = (menu.top - statusBarH) * 2 + menu.height
+		menuH = menu.height
+	}
+} catch (e) {
+	/* keep default */
+}
+
+const headH = statusBarH + navBarH
+const logoH = Math.min(menuH, 30)
+const logoW = Math.min(Math.round((logoH * 598) / 130), Math.floor(screenW * 0.4))
+
+const barStyle = `height:${headH}px;padding-top:${statusBarH}px;box-sizing:border-box;`
+const rowStyle = `height:${navBarH}px;`
+const logoStyle = `width:${logoW}px;height:${logoH}px;`
+const logoSrc = YXG_MP_LOGO_URL
+
+function onBack() {
+	yxgBack()
+}
+</script>
+
+<style scoped>
+.yxg-nav {
+	position: fixed;
+	top: 0;
+	left: 0;
+	right: 0;
+	z-index: 100;
+	background: #ffd1c7;
+}
+.yxg-nav-row {
+	display: flex;
+	align-items: center;
+	justify-content: center;
+	position: relative;
+	width: 100%;
+}
+.yxg-nav-back {
+	position: absolute;
+	left: 8px;
+	top: 0;
+	bottom: 0;
+	width: 44px;
+	display: flex;
+	align-items: center;
+	justify-content: center;
+}
+.yxg-nav-back-ico {
+	font-size: 28px;
+	line-height: 1;
+	color: #614d49;
+	font-weight: 300;
+}
+.yxg-nav-title {
+	font-size: 16px;
+	font-weight: 700;
+	color: #333;
+	max-width: 56%;
+	overflow: hidden;
+	text-overflow: ellipsis;
+	white-space: nowrap;
+}
+.yxg-nav-logo {
+	display: block;
+}
+</style>