docs(llms): fix wrong read snippets, dead reranking link, and 24 mis-scoped integration tags (#6950)

docs/open-source/features/reranker-search.mdx

@@ -53,7 +53,7 @@ const memory = new Memory({
 });
 
 const results = await memory.search("What are my food preferences?", {
-  filters: { userId: "alice" },
+  filters: { user_id: "alice" },
   rerank: true,
 });
 ```
@@ -86,7 +86,7 @@ const memory = new Memory({
 });
 
 const results = await memory.search("What movies do I like?", {
-  filters: { userId: "alice" },
+  filters: { user_id: "alice" },
   rerank: true,
 });
 ```
@@ -108,7 +108,7 @@ const memory = new Memory({
 });
 
 const results = await memory.search("What movies do I like?", {
-  filters: { userId: "alice" },
+  filters: { user_id: "alice" },
   rerank: true,
 });
 ```

docs/open-source/features/reranking.mdx

@@ -1,6 +0,0 @@
----
-title: Reranking
-description: 'Redirect to the canonical reranker-enhanced search guide.'
----
-
-<Redirect href="/open-source/features/reranker-search" />

docs/open-source/node-quickstart.mdx

@@ -43,7 +43,7 @@ await memory.add(messages, { userId: "alice", metadata: { category: "movie_recom
 
 <Step title="Search memories">
 ```ts
-const results = await memory.search("What do you know about me?", { filters: { userId: "alice" } });
+const results = await memory.search("What do you know about me?", { filters: { user_id: "alice" } });
 console.log(results);
 ```