feat: stream list view and tasks (#279)

* first attempt at stream sidebar, tasks, and events

* fix folder from root

* cleanup folders and events, and condense changes

* cleanup and add toggle for sidebar

* cleanup

* fix nits

js/desktop/src/api/types.ts

@@ -146,14 +146,21 @@ export const TextPropertiesSchema = z.object({
 });
 export type TextProperties = z.infer<typeof TextPropertiesSchema>;
 
-export const QuestPropertiesSchema = z.object({
+export const ChecklistItemSchema = z.object({
+  text: z.string(),
+  done: z.boolean(),
+});
+export type ChecklistItem = z.infer<typeof ChecklistItemSchema>;
+
+export const TaskPropertiesSchema = z.object({
   title: z.string(),
-  description: z.string(),
-  status: z.string().optional(),
+  notes: z.string().optional(),
+  checklist: z.array(ChecklistItemSchema).optional(),
   // humanId
   assigned_to: z.string().optional(),
+  done: z.boolean(),
 });
-export type QuestProperties = z.infer<typeof QuestPropertiesSchema>;
+export type TaskProperties = z.infer<typeof TaskPropertiesSchema>;
 
 export const PaperPropertiesSchema = z.object({
   title: z.string(),
@@ -194,7 +201,7 @@ export interface ParticlePropertiesMap {
   media: MediaProperties;
   file: FileProperties;
   text: TextProperties;
-  quest: QuestProperties;
+  task: TaskProperties;
   paper: PaperProperties;
 }
 
@@ -211,6 +218,9 @@ export const ParticleSchema = z.discriminatedUnion('type', [
   ParticleBaseSchema.extend({
     type: z.literal('stream'),
     properties: StreamPropertiesSchema,
+    // Open/closed lifecycle. Optional because some streams were created while
+    // the field was dropped — treat missing as 'open' (see isStreamOpen).
+    status: z.enum(['open', 'closed']).optional(),
     // e.g. ["human:human_xxxx", "human:human_yyyy"] - visible only to Aron and John
     // e.g. ["network:xywx"] - visible to everyone in the network
     visible_to: z.array(z.string()),
@@ -221,7 +231,6 @@ export const ParticleSchema = z.discriminatedUnion('type', [
     last_child_created_at: z.coerce.date().optional(),
     // Array of humanIds currently in the huddle (updated via LiveKit webhooks)
     huddle_active_participants: z.array(z.string()).optional(),
-    status: z.enum(['open', 'closed']).optional(),
   }),
   ParticleBaseSchema.extend({
     type: z.literal('folder'),
@@ -229,6 +238,9 @@ export const ParticleSchema = z.discriminatedUnion('type', [
     // e.g. ["human:human_xxxx", "human:human_yyyy"] - visible only to Aron and John
     // e.g. ["network:123"] - visible to everyone in the network
     visible_to: z.array(z.string()),
+    // Set to created_at on creation, bumped when children are added — keeps
+    // folders present in activity-ordered container queries.
+    last_child_created_at: z.coerce.date().optional(),
   }),
   ParticleBaseSchema.extend({
     type: z.literal('media'),
@@ -248,8 +260,9 @@ export const ParticleSchema = z.discriminatedUnion('type', [
     ...TombstoneFields,
   }),
   ParticleBaseSchema.extend({
-    type: z.literal('quest'),
-    properties: QuestPropertiesSchema,
+    type: z.literal('task'),
+    properties: TaskPropertiesSchema,
+    reactions: ReactionsSchema,
     ...TombstoneFields,
   }),
   ParticleBaseSchema.extend({
@@ -259,17 +272,28 @@ export const ParticleSchema = z.discriminatedUnion('type', [
   }),
 ]);
 
-export type Particle = z.infer<typeof ParticleSchema>;
+// Placeholder for docs whose `type` this client version doesn't recognize
+// (e.g. a newer client wrote a particle type we don't ship yet). The converter
+// maps them here instead of throwing, so they degrade to an "unsupported"
+// view rather than breaking the whole subscription.
+export const UnknownParticleSchema = ParticleBaseSchema.extend({
+  type: z.literal('unknown'),
+  raw_type: z.string(),
+});
+export type UnknownParticle = z.infer<typeof UnknownParticleSchema>;
 
-export type ParticleType = Particle['type'];
+export type Particle = z.infer<typeof ParticleSchema> | UnknownParticle;
+
+/** Particle types this client can read and write — excludes 'unknown'. */
+export type ParticleType = z.infer<typeof ParticleSchema>['type'];
 
 /** Container types can have children subcollections */
-export const CONTAINER_TYPES: ReadonlySet<ParticleType> = new Set([
+export const CONTAINER_TYPES: ReadonlySet<Particle['type']> = new Set([
   'stream',
   'folder',
 ]);
 
-export function isContainerType(type: ParticleType): boolean {
+export function isContainerType(type: Particle['type']): boolean {
   return CONTAINER_TYPES.has(type);
 }
 
@@ -278,6 +302,11 @@ export function isParticleDeleted(particle: Particle): boolean {
   return 'deleted_at' in particle && particle.deleted_at != null;
 }
 
+/** Missing status counts as open (streams created while the field was dropped). */
+export function isStreamOpen(stream: Extract<Particle, { type: 'stream' }>) {
+  return stream.status !== 'closed';
+}
+
 // --- LiveKit types ---
 
 export const GetLivekitTokenResponseSchema = z.object({