(minor) search memoization + context (#2732)

* add markdown blocks to search

* nit

* k

backend/danswer/db/engine.py

@@ -346,6 +346,7 @@ def get_session() -> Generator[Session, None, None]:
         raise HTTPException(status_code=401, detail="User must authenticate")
 
     engine = get_sqlalchemy_engine()
+
     with Session(engine, expire_on_commit=False) as session:
         if MULTI_TENANT:
             if not is_valid_schema_name(tenant_id):

web/src/components/chat_search/MinimalMarkdown.tsx

@@ -4,7 +4,7 @@ import {
   MemoizedLink,
   MemoizedParagraph,
 } from "@/app/chat/message/MemoizedTextComponents";
-import React from "react";
+import React, { useMemo } from "react";
 import ReactMarkdown from "react-markdown";
 import remarkGfm from "remark-gfm";
 
@@ -17,22 +17,26 @@ export const MinimalMarkdown: React.FC<MinimalMarkdownProps> = ({
   content,
   className = "",
 }) => {
+  const markdownComponents = useMemo(
+    () => ({
+      a: MemoizedLink,
+      p: MemoizedParagraph,
+      code: ({ node, inline, className, children, ...props }: any) => {
+        const codeText = extractCodeText(node, content, children);
+        return (
+          <CodeBlock className={className} codeText={codeText}>
+            {children}
+          </CodeBlock>
+        );
+      },
+    }),
+    [content]
+  );
+
   return (
     <ReactMarkdown
       className={`w-full text-wrap break-word ${className}`}
-      components={{
-        a: MemoizedLink,
-        p: MemoizedParagraph,
-        code: ({ node, inline, className, children, ...props }: any) => {
-          const codeText = extractCodeText(node, content, children);
-
-          return (
-            <CodeBlock className={className} codeText={codeText}>
-              {children}
-            </CodeBlock>
-          );
-        },
-      }}
+      components={markdownComponents}
       remarkPlugins={[remarkGfm]}
     >
       {content}