docs(tools): add manual descriptions to google_bigquery and google_tasks

Author: waleedlatif1

apps/docs/content/docs/en/tools/google_bigquery.mdx

@@ -5,11 +5,17 @@ description: Query, list, and insert data in Google BigQuery
 
 import { BlockInfoCard } from "@/components/ui/block-info-card"
 
-<BlockInfoCard 
+<BlockInfoCard
   type="google_bigquery"
   color="#E0E0E0"
 />
 
+{/* MANUAL-CONTENT-START:intro */}
+[Google BigQuery](https://cloud.google.com/bigquery) is Google Cloud's fully managed, serverless data warehouse designed for large-scale data analytics. BigQuery lets you run fast SQL queries on massive datasets, making it ideal for business intelligence, data exploration, and machine learning pipelines. It supports standard SQL, streaming inserts, and integrates with the broader Google Cloud ecosystem.
+
+In Sim, the Google BigQuery integration allows your agents to query datasets, list tables, inspect schemas, and insert rows as part of automated workflows. This enables use cases such as automated reporting, data pipeline orchestration, real-time data ingestion, and analytics-driven decision making. By connecting Sim with BigQuery, your agents can pull insights from petabytes of data, write results back to tables, and keep your analytics workflows running without manual intervention.
+{/* MANUAL-CONTENT-END */}
+
 ## Usage Instructions
 
 Connect to Google BigQuery to run SQL queries, list datasets and tables, get table metadata, and insert rows.

apps/docs/content/docs/en/tools/google_tasks.mdx

@@ -5,11 +5,17 @@ description: Manage Google Tasks
 
 import { BlockInfoCard } from "@/components/ui/block-info-card"
 
-<BlockInfoCard 
+<BlockInfoCard
   type="google_tasks"
   color="#E0E0E0"
 />
 
+{/* MANUAL-CONTENT-START:intro */}
+[Google Tasks](https://support.google.com/tasks) is Google's lightweight task management service, integrated into Gmail, Google Calendar, and the standalone Google Tasks app. It provides a simple way to create, organize, and track to-do items with support for due dates, subtasks, and task lists. As part of Google Workspace, Google Tasks keeps your action items synchronized across all your devices.
+
+In Sim, the Google Tasks integration allows your agents to create, read, update, delete, and list tasks and task lists as part of automated workflows. This enables use cases such as automated task creation from incoming data, to-do list management based on workflow triggers, task status tracking, and deadline monitoring. By connecting Sim with Google Tasks, your agents can manage action items programmatically, keep teams organized, and ensure nothing falls through the cracks.
+{/* MANUAL-CONTENT-END */}
+
 ## Usage Instructions
 
 Integrate Google Tasks into your workflow. Create, read, update, delete, and list tasks and task lists.