Base LangSmith content migration (#134)

Author: katmayb

src/docs.json

@@ -11,4 +11,4 @@ This guide shows how to add examples to [LangSmith datasets](https://docs.smith.
 5. Edit the example's input/output as needed before adding it to the dataset.
 6. Select "Add to dataset" at the bottom of the page to add all selected nodes to their respective datasets.
 
-See [Evaluating intermediate steps](https://docs.smith.langchain.com/evaluation/how_to_guides/langgraph#evaluating-intermediate-steps) for more details on how to evaluate intermediate steps.
+See [Evaluating intermediate steps](https://docs.smith.langchain.com/langsmith/langgraph#evaluating-intermediate-steps) for more details on how to evaluate intermediate steps.

src/images/evaluation/tutorials/assets/images/swebench_evaluation-4086f0af70875bc21fa5e2b9ce7044e0.png

@@ -2,7 +2,7 @@
 title: How to deploy self-hosted full platform
 sidebarTitle: Deploy self-hosted full platform
 ---
-Before deploying, review the [conceptual guide for the Self-Hosted Full Platform](/langgraph-platform/self-hosted-full-platform) deployment option.
+Before deploying, review the [conceptual guide for the Self-Hosted Full Platform](/langgraph-platform/self-hosted) deployment option.
 
 <Info>
   **Important**

src/images/evaluation/tutorials/assets/images/swebench_langsmith_feedback-cbe3f623026f12895b331f886033fce4.png

@@ -125,7 +125,7 @@ class Configuration:
 
 ## LangSmith Playground
 
-The [LangSmith Playground](https://docs.smith.langchain.com/prompt_engineering/how_to_guides#playground) interface allows testing individual LLM calls without running the full graph:
+The [LangSmith Playground](https://docs.smith.langchain.com/langsmith/create-a-prompt) interface allows testing individual LLM calls without running the full graph:
 
 1. Select a thread
 2. Click "View LLM Runs" on a node. This lists all the LLM calls (if any) made inside the node.