feat: núcleo de tickets com Convex (CRUD, play, comentários com anexos) + auth placeholder; docs em AGENTS.md; toasts e updates otimistas; mapeadores Zod; refinos PT-BR e layout do painel de detalhes

web/convex/files.ts

@@ -0,0 +1,18 @@
+import { action, query } from "./_generated/server";
+import { v } from "convex/values";
+
+export const generateUploadUrl = action({
+  args: {},
+  handler: async (ctx) => {
+    return await ctx.storage.generateUploadUrl();
+  },
+});
+
+export const getUrl = query({
+  args: { storageId: v.id("_storage") },
+  handler: async (ctx, { storageId }) => {
+    const url = await ctx.storage.getUrl(storageId);
+    return url;
+  },
+});
+