feat: init fitness-coach (backend + miniprogram)

- backend: NestJS service with exercise/plan data
- miniprogram: WeChat mini program client
- exclude node_modules, dist, runtime data-store, local env

miniprogram/components/chip/index.js

@@ -0,0 +1,16 @@
+Component({
+  properties: {
+    label: { type: String, value: '' },
+    active: { type: Boolean, value: false },
+    color: { type: String, value: '' },
+    value: { type: String, value: '' }
+  },
+  methods: {
+    onTap() {
+      this.triggerEvent('tap', {
+        value: this.data.value,
+        label: this.data.label
+      });
+    }
+  }
+});

miniprogram/components/chip/index.json

@@ -0,0 +1,4 @@
+{
+  "component": true,
+  "usingComponents": {}
+}

miniprogram/components/chip/index.wxml

@@ -0,0 +1,6 @@
+<view
+  class="chip {{active ? 'chip--active' : ''}}"
+  style="{{color ? 'border-color:' + color + '66; color:' + color : ''}}"
+  bindtap="onTap">
+  <text>{{label}}</text>
+</view>

miniprogram/components/chip/index.wxss

@@ -0,0 +1,18 @@
+.chip {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  padding: 12rpx 26rpx;
+  border-radius: 999rpx;
+  background: var(--surface-2);
+  color: var(--text-2);
+  font-size: 24rpx;
+  border: 1rpx solid var(--line);
+  transition: all .15s ease;
+  white-space: nowrap;
+}
+.chip--active {
+  background: var(--gold-soft);
+  color: var(--gold-2);
+  border-color: var(--gold-line);
+}