feat(阶段1): 搬入 ojnext 为 apps/web，未改业务代码

apps/web/src/shared/store/myFlowchart.ts

@@ -0,0 +1,18 @@
+import { defineStore } from "pinia"
+
+export const useMyFlowchartStore = defineStore("myFlowchart", () => {
+  const showing = ref(false)
+  const mermaidCode = ref("")
+
+  function show(code: string) {
+    mermaidCode.value = code
+    showing.value = true
+  }
+
+  function hide() {
+    showing.value = false
+    mermaidCode.value = ""
+  }
+
+  return { showing, mermaidCode, show, hide }
+})