feat(webui): add Parallel Search MCP preset

nanobot/webui/mcp_presets_api.py

@@ -188,6 +188,25 @@ MCP_PRESETS: tuple[McpPreset, ...] = (
             "the built-in preset; use a custom MCP server URL if you want account-specific limits."
         ),
     ),
+    McpPreset(
+        name="parallel-search",
+        display_name="Parallel Search",
+        category="web",
+        description="Search the web and fetch relevant page content through Parallel's hosted MCP server.",
+        docs_url="https://docs.parallel.ai/integrations/mcp/search-mcp",
+        transport="streamableHttp",
+        install_supported=True,
+        brand_domain="parallel.ai",
+        brand_color="#111827",
+        requires="Network access",
+        server=MCPServerConfig(
+            type="streamableHttp",
+            url="https://search.parallel.ai/mcp",
+            tool_timeout=60,
+            enabled_tools=["web_search", "web_fetch"],
+        ),
+        note="Free anonymous access for light use; no API key is required.",
+    ),
     McpPreset(
         name="exa",
         display_name="Exa",