chore(copilot): remove task VFS projection

Author: Sg312

apps/sim/lib/copilot/tools/handlers/function-execute.ts

@@ -198,9 +198,7 @@ function unmountableNamespaceReason(filePath: string): string | null {
   if (path.startsWith('tables/')) {
     return 'tables are not mounted as files. Pass the table in inputs.tables instead and it is mounted as CSV.'
   }
-  const namespace = /^(workflows|knowledgebases|components|environment|agent|tasks)\//.exec(
-    path
-  )?.[1]
+  const namespace = /^(workflows|knowledgebases|components|environment|agent)\//.exec(path)?.[1]
   if (namespace) {
     return `${namespace}/ paths are VFS metadata views, not stored file bytes, so the sandbox cannot mount them. This path is correct — read or grep it and inline the values you need in code.`
   }

apps/sim/lib/copilot/vfs/serializers.ts

@@ -1115,57 +1115,3 @@ export function serializeTriggerOverview(
   lines.push('')
   return lines.join('\n')
 }
-
-export function serializeTaskSession(task: {
-  id: string
-  title: string
-  messageCount: number
-  createdAt: Date
-  updatedAt: Date
-}): string {
-  return [
-    `# ${task.title}`,
-    '',
-    `- **Chat ID:** ${task.id}`,
-    `- **Created:** ${task.createdAt.toISOString()}`,
-    `- **Updated:** ${task.updatedAt.toISOString()}`,
-    `- **Messages:** ${task.messageCount}`,
-    '',
-  ].join('\n')
-}
-
-export function serializeTaskChat(rawMessages: unknown[]): string {
-  const filtered: { role: string; content: string }[] = []
-
-  for (const msg of rawMessages) {
-    if (!msg || typeof msg !== 'object') continue
-    const m = msg as Record<string, unknown>
-    const role = m.role as string | undefined
-    if (role !== 'user' && role !== 'assistant') continue
-
-    let content = ''
-    if (role === 'assistant' && Array.isArray(m.contentBlocks)) {
-      const textParts: string[] = []
-      for (const block of m.contentBlocks) {
-        if (
-          block &&
-          typeof block === 'object' &&
-          (block as any).type === 'text' &&
-          (block as any).content
-        ) {
-          textParts.push((block as any).content)
-        }
-      }
-      content = textParts.join('')
-    }
-
-    if (!content && typeof m.content === 'string') {
-      content = m.content
-    }
-
-    if (!content) continue
-    filtered.push({ role, content })
-  }
-
-  return JSON.stringify(filtered, null, 2)
-}

apps/sim/lib/copilot/vfs/workspace-vfs.ts

@@ -2,7 +2,6 @@ import { trace } from '@opentelemetry/api'
 import { db } from '@sim/db'
 import {
   chat as chatTable,
-  copilotChats,
   customTools as customToolsTable,
   document,
   folder as folderTable,
@@ -17,7 +16,7 @@ import {
 } from '@sim/db/schema'
 import { createLogger } from '@sim/logger'
 import { toError } from '@sim/utils/errors'
-import { and, desc, eq, inArray, isNotNull, isNull, or, sql } from 'drizzle-orm'
+import { and, desc, eq, inArray, isNotNull, isNull, or } from 'drizzle-orm'
 import { listApiKeys } from '@/lib/api-key/service'
 import {
   buildWorkspaceContextMd,
@@ -79,8 +78,6 @@ import {
   serializeRecentExecutions,
   serializeSkill,
   serializeTableMeta,
-  serializeTaskChat,
-  serializeTaskSession,
   serializeTriggerOverview,
   serializeTriggerSchema,
   serializeVersions,
@@ -521,8 +518,6 @@ function getStaticComponentFiles(): Map<string, string> {
  *   files/{name}                         (workspace file leaf; dynamic content on read)
  *   files/{path}/{name}/style            (dynamic — style extraction for .docx/.pptx/.pdf)
  *   files/{path}/{name}/compiled-check   (dynamic — compile generated source / validate diagrams, returns {ok,error?})
- *   tasks/{title}/session.md
- *   tasks/{title}/chat.json
  *   custom-tools/{name}.json
  *   environment/credentials.json
  *   environment/api-keys.json
@@ -777,10 +772,6 @@ export class WorkspaceVFS {
               timed('workspace_row', getWorkspaceWithOwner(workspaceId)),
               timed('members', getUsersWithPermissions(workspaceId)),
               permissionConfigPromise,
-              // Writes tasks/ files only — WORKSPACE.md has no Tasks section
-              // (recent chats reorder every turn and would bust the cached
-              // prompt prefix), so nothing is destructured from this one.
-              timed('tasks', this.materializeTasks(workspaceId, userId)),
             ])
 
             const workspaceMdData = {
@@ -2116,89 +2107,6 @@ export class WorkspaceVFS {
     }
   }
 
-  /**
-   * Materialize mothership task chats as browsable conversation files under
-   * `tasks/{title}/`. Nothing is returned: the inventory deliberately has no
-   * Tasks section, so these files are reached through glob/read only.
-   */
-  private async materializeTasks(workspaceId: string, userId: string): Promise<void> {
-    try {
-      const taskRows = await db
-        .select({
-          id: copilotChats.id,
-          title: copilotChats.title,
-          messageCount: sql<number>`COALESCE((
-            SELECT COUNT(*) FROM copilot_messages cm
-            WHERE cm.chat_id = ${copilotChats.id} AND cm.deleted_at IS NULL
-          ), 0)`,
-          messages: sql<unknown[]>`COALESCE((
-            SELECT jsonb_agg(
-              jsonb_build_object(
-                'role', cm.content->>'role',
-                'content', cm.content->'content',
-                'contentBlocks', COALESCE((
-                  SELECT jsonb_agg(jsonb_build_object('type', 'text', 'content', b.value->'content') ORDER BY b.ord)
-                  FROM jsonb_array_elements(
-                    CASE WHEN jsonb_typeof(cm.content->'contentBlocks') = 'array'
-                         THEN cm.content->'contentBlocks'
-                         ELSE '[]'::jsonb
-                    END
-                  ) WITH ORDINALITY AS b(value, ord)
-                  WHERE b.value->>'type' = 'text'
-                ), '[]'::jsonb)
-              )
-              ORDER BY cm.seq ASC NULLS LAST, cm.created_at ASC, cm.id ASC
-            )
-            FROM copilot_messages cm
-            WHERE cm.chat_id = ${copilotChats.id}
-              AND cm.deleted_at IS NULL
-              AND cm.content->>'role' IN ('user', 'assistant')
-          ), '[]'::jsonb)`,
-          createdAt: copilotChats.createdAt,
-          updatedAt: copilotChats.updatedAt,
-        })
-        .from(copilotChats)
-        .where(
-          and(
-            eq(copilotChats.workspaceId, workspaceId),
-            eq(copilotChats.userId, userId),
-            eq(copilotChats.type, 'mothership'),
-            isNull(copilotChats.deletedAt)
-          )
-        )
-        .orderBy(desc(copilotChats.updatedAt))
-        .limit(5)
-
-      for (const task of taskRows) {
-        const title = task.title || 'Untitled task'
-        const safeName = sanitizeName(title)
-        const prefix = `tasks/${safeName}/`
-        const messages = Array.isArray(task.messages) ? task.messages : []
-        const messageCount = Number(task.messageCount) || 0
-
-        this.files.set(
-          `${prefix}session.md`,
-          serializeTaskSession({
-            id: task.id,
-            title,
-            messageCount,
-            createdAt: task.createdAt,
-            updatedAt: task.updatedAt,
-          })
-        )
-
-        if (messages.length > 0) {
-          this.files.set(`${prefix}chat.json`, serializeTaskChat(messages))
-        }
-      }
-    } catch (err) {
-      logger.warn('Failed to materialize tasks', {
-        workspaceId,
-        error: toError(err).message,
-      })
-    }
-  }
-
   private async materializeRecentlyDeleted(workspaceId: string, userId: string): Promise<void> {
     try {
       const [