refactor: replace Wizard with CoopBuilder in navigation, enhance budget store structure, and streamline template components for improved user experience

stores/plan.ts

@@ -0,0 +1,22 @@
+import { defineStore } from 'pinia';
+import type { Member, Offer } from '~/types/coaching';
+import type { StreamRow } from '~/utils/offerToStream';
+import { offersToStreams } from '~/utils/offerToStream';
+
+export const usePlanStore = defineStore('plan', {
+  state: () => ({
+    members: [] as Member[],
+    streams: [] as StreamRow[]
+  }),
+  
+  actions: {
+    setMembers(m: Member[]) {
+      this.members = m;
+    },
+    
+    addStreamsFromOffers(o: Offer[]) {
+      const newStreams = offersToStreams(o, this.members);
+      this.streams.push(...newStreams);
+    }
+  }
+});