MCP OAuth Support and more updates (#51)

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit

- New Features
- MCP Connectors catalog and connections dialog to browse, connect, and
manage integrations (with new connector icons).
- Rich example suggestions in the empty chat view, tailored to the
current page.
- New specialized web agents for search, research, content writing,
navigation, and UI actions.
  - Cancel in‑flight runs without clearing conversation history.

- Improvements
- Smarter MCP tool selection using AI; expanded MCP connection status,
retries, and event history.
  - Consistent “extract_data” tool naming across app and evaluations.
  - Better observability with agent/version metadata in traces.
  - Enhanced reliability with widespread abort/cancel support.

- Version
  - App version updated to 0.3.4.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

Author: tysonthomas9

config/gni/devtools_grd_files.gni

@@ -313,6 +313,19 @@ grd_files_bundled_sources = [
   "front_end/Images/whatsnew.svg",
   "front_end/Images/width.svg",
   "front_end/Images/zoom-in.svg",
+  "front_end/Images/asana-mcp.svg",
+  "front_end/Images/atlassian-mcp.svg",
+  "front_end/Images/github-mcp.svg",
+  "front_end/Images/google-drive-mcp.svg",
+  "front_end/Images/google-sheets-mcp.svg",
+  "front_end/Images/huggingface-mcp.svg",
+  "front_end/Images/intercom-mcp.svg",
+  "front_end/Images/invideo-mcp.svg",
+  "front_end/Images/linear-mcp.svg",
+  "front_end/Images/notion-mcp.svg",
+  "front_end/Images/sentry-mcp.svg",
+  "front_end/Images/slack-mcp.svg",
+  "front_end/Images/socket-mcp.svg",
   "front_end/Tests.js",
   "front_end/application_tokens.css",
   "front_end/core/common/common.js",
@@ -635,13 +648,17 @@ grd_files_bundled_sources = [
   "front_end/panels/ai_chat/ui/AgentSessionHeaderComponent.js",
   "front_end/panels/ai_chat/ui/ToolDescriptionFormatter.js",
   "front_end/panels/ai_chat/ui/chatView.css.js",
+  "front_end/panels/ai_chat/ui/mcp/mcpConnectorsCatalogDialog.css.js",
   "front_end/panels/ai_chat/ui/HelpDialog.js",
   "front_end/panels/ai_chat/ui/PromptEditDialog.js",
   "front_end/panels/ai_chat/ui/SettingsDialog.js",
+  "front_end/panels/ai_chat/ui/mcp/MCPConnectionsDialog.js",
+  "front_end/panels/ai_chat/ui/mcp/MCPConnectorsCatalogDialog.js",
   "front_end/panels/ai_chat/ui/EvaluationDialog.js",
   "front_end/panels/ai_chat/core/AgentService.js",
   "front_end/panels/ai_chat/core/State.js",
   "front_end/panels/ai_chat/core/Graph.js",
+  "front_end/panels/ai_chat/core/BuildConfig.js",
   "front_end/panels/ai_chat/core/Types.js",
   "front_end/panels/ai_chat/core/Constants.js",
   "front_end/panels/ai_chat/core/ConfigurableGraph.js",
@@ -655,6 +672,7 @@ grd_files_bundled_sources = [
   "front_end/panels/ai_chat/core/StateGraph.js",
   "front_end/panels/ai_chat/core/Logger.js",
   "front_end/panels/ai_chat/core/AgentErrorHandler.js",
+  "front_end/panels/ai_chat/core/AgentDescriptorRegistry.js",
   "front_end/panels/ai_chat/core/Version.js",
   "front_end/panels/ai_chat/core/VersionChecker.js",
   "front_end/panels/ai_chat/LLM/LLMTypes.js",
@@ -720,6 +738,20 @@ grd_files_bundled_sources = [
   "front_end/panels/ai_chat/agent_framework/AgentSessionTypes.js",
   "front_end/panels/ai_chat/agent_framework/ConfigurableAgentTool.js",
   "front_end/panels/ai_chat/agent_framework/implementation/ConfiguredAgents.js",
+  "front_end/panels/ai_chat/agent_framework/implementation/agents/ActionAgent.js",
+  "front_end/panels/ai_chat/agent_framework/implementation/agents/ActionVerificationAgent.js",
+  "front_end/panels/ai_chat/agent_framework/implementation/agents/AgentVersion.js",
+  "front_end/panels/ai_chat/agent_framework/implementation/agents/ClickActionAgent.js",
+  "front_end/panels/ai_chat/agent_framework/implementation/agents/ContentWriterAgent.js",
+  "front_end/panels/ai_chat/agent_framework/implementation/agents/DirectURLNavigatorAgent.js",
+  "front_end/panels/ai_chat/agent_framework/implementation/agents/EcommerceProductInfoAgent.js",
+  "front_end/panels/ai_chat/agent_framework/implementation/agents/FormFillActionAgent.js",
+  "front_end/panels/ai_chat/agent_framework/implementation/agents/HoverActionAgent.js",
+  "front_end/panels/ai_chat/agent_framework/implementation/agents/KeyboardInputActionAgent.js",
+  "front_end/panels/ai_chat/agent_framework/implementation/agents/ResearchAgent.js",
+  "front_end/panels/ai_chat/agent_framework/implementation/agents/ScrollActionAgent.js",
+  "front_end/panels/ai_chat/agent_framework/implementation/agents/WebTaskAgent.js",
+  "front_end/panels/ai_chat/agent_framework/implementation/agents/SearchAgent.js",
   "front_end/panels/ai_chat/common/MarkdownViewerUtil.js",
   "front_end/panels/ai_chat/evaluation/runner/VisionAgentEvaluationRunner.js",
   "front_end/panels/ai_chat/evaluation/runner/EvaluationRunner.js",
@@ -880,6 +912,7 @@ grd_files_bundled_sources = [
   "front_end/third_party/lighthouse/report/report.js",
   "front_end/third_party/lit/lit.js",
   "front_end/third_party/mcp-sdk/mcp-sdk.js",
+  "front_end/third_party/mcp-sdk/mcp-sdk-v2.js",
   "front_end/third_party/marked/marked.js",
   "front_end/third_party/puppeteer-replay/puppeteer-replay.js",
   "front_end/third_party/puppeteer/puppeteer.js",
@@ -2239,15 +2272,25 @@ grd_files_unbundled_sources = [
   "front_end/third_party/lit/lib/static-html.js",
   "front_end/third_party/marked/package/lib/marked.esm.js",
   "front_end/third_party/mcp-sdk/ajv/dist/ajv.js",
+  "front_end/third_party/mcp-sdk/ajv/dist/ajv.bundle.js",
+  "front_end/third_party/mcp-sdk/ajv/dist/ajv-esm.js",
   "front_end/third_party/mcp-sdk/eventsource-parser/package/dist/index.js",
   "front_end/third_party/mcp-sdk/eventsource-parser/package/dist/stream.js",
-  "front_end/third_party/mcp-sdk/package/dist/client/index.js",
-  "front_end/third_party/mcp-sdk/package/dist/client/sse.js",
-  "front_end/third_party/mcp-sdk/package/dist/shared/protocol.js",
-  "front_end/third_party/mcp-sdk/package/dist/shared/transport.js",
-  "front_end/third_party/mcp-sdk/package/dist/types.js",
+  "front_end/third_party/mcp-sdk/dist/esm/client/auth.js",
+  "front_end/third_party/mcp-sdk/dist/esm/client/index.js",
+  "front_end/third_party/mcp-sdk/dist/esm/client/sse.js",
+  "front_end/third_party/mcp-sdk/dist/esm/client/streamableHttp.js",
+  "front_end/third_party/mcp-sdk/dist/esm/server/index.js",
+  "front_end/third_party/mcp-sdk/dist/esm/server/auth/errors.js",
+  "front_end/third_party/mcp-sdk/dist/esm/shared/auth.js",
+  "front_end/third_party/mcp-sdk/dist/esm/shared/auth-utils.js",
+  "front_end/third_party/mcp-sdk/dist/esm/shared/protocol.js",
+  "front_end/third_party/mcp-sdk/dist/esm/shared/transport.js",
+  "front_end/third_party/mcp-sdk/dist/esm/types.js",
+  "front_end/third_party/mcp-sdk/dist/zod/zod-esm.js",
   "front_end/third_party/mcp-sdk/zod/lib/index.js",
   "front_end/third_party/mcp-sdk/zod/lib/index.mjs",
+  "front_end/third_party/mcp-sdk/zod/zod-esm.js",
   "front_end/third_party/puppeteer-replay/package/lib/main.js",
   "front_end/third_party/puppeteer/package/lib/esm/puppeteer/api/Browser.js",
   "front_end/third_party/puppeteer/package/lib/esm/puppeteer/api/BrowserContext.js",

config/gni/devtools_image_files.gni

@@ -308,6 +308,19 @@ devtools_svg_sources = [
   "whatsnew.svg",
   "width.svg",
   "zoom-in.svg",
+  "asana-mcp.svg",
+  "atlassian-mcp.svg",
+  "github-mcp.svg",
+  "google-drive-mcp.svg",
+  "google-sheets-mcp.svg",
+  "huggingface-mcp.svg",
+  "intercom-mcp.svg",
+  "invideo-mcp.svg",
+  "linear-mcp.svg",
+  "notion-mcp.svg",
+  "sentry-mcp.svg",
+  "slack-mcp.svg",
+  "socket-mcp.svg",
 ]
 
 devtools_src_svg_files = []

eval-server/nodejs/evals/schema-extractor/amazon-product-001.yaml

@@ -9,7 +9,7 @@ target:
   wait_for: "networkidle"
   wait_timeout: 5000
 
-tool: "extract_schema_data"
+tool: "extract_data"
 timeout: 60000
 
 input:

eval-server/nodejs/evals/schema-extractor/bbc-news-001.yaml

@@ -9,7 +9,7 @@ target:
   wait_for: "networkidle"
   wait_timeout: 5000
 
-tool: "extract_schema_data"
+tool: "extract_data"
 timeout: 30000
 
 input:

eval-server/nodejs/evals/schema-extractor/bing-search-001.yaml

@@ -9,7 +9,7 @@ target:
   wait_for: "networkidle"
   wait_timeout: 5000
 
-tool: "extract_schema_data"
+tool: "extract_data"
 timeout: 45000
 
 input:

eval-server/nodejs/evals/schema-extractor/github-repo-001.yaml

@@ -9,7 +9,7 @@ target:
   wait_for: "networkidle"
   wait_timeout: 5000
 
-tool: "extract_schema_data"
+tool: "extract_data"
 timeout: 30000
 
 input:

eval-server/nodejs/evals/schema-extractor/google-flights-001.yaml

@@ -9,7 +9,7 @@ target:
   wait_for: "networkidle"
   wait_timeout: 5000
 
-tool: "extract_schema_data"
+tool: "extract_data"
 timeout: 60000
 
 input:

eval-server/nodejs/evals/schema-extractor/google-search-001.yaml

@@ -9,7 +9,7 @@ target:
   wait_for: "networkidle"
   wait_timeout: 5000
 
-tool: "extract_schema_data"
+tool: "extract_data"
 timeout: 45000
 
 input:

eval-server/nodejs/evals/schema-extractor/homedepot-001.yaml

@@ -9,7 +9,7 @@ target:
   wait_for: "networkidle"
   wait_timeout: 5000
 
-tool: "extract_schema_data"
+tool: "extract_data"
 timeout: 60000
 
 input:

eval-server/nodejs/evals/schema-extractor/macys-001.yaml

@@ -9,7 +9,7 @@ target:
   wait_for: "networkidle"
   wait_timeout: 5000
 
-tool: "extract_schema_data"
+tool: "extract_data"
 timeout: 60000
 
 input: