Add LangGraph Studio documentation for node initialization and update techniques

- Create new how-to page for starting LangGraph from a subsequent node
- Add documentation for updating LangGraph Studio Desktop Application
- Update journal entries with LangGraph ecosystem references

Author: codekiln

journals/2025_02_26.md

@@ -20,7 +20,7 @@
 	- [[JIRA/How To/Create a Rankable Board]] #Filed
 - ## #LangChain Ecosystem
 	- ### #langgraph
-		- [[langgraph/Studio/How to Update]]
+		- [[langgraph/Studio/How to/Update LangGraph Studio Desktop Application]]
 		- [[langgraph/Cloud/EnvVars]]
 		- #### #MCP
 			- #### examples and libraries

journals/2025_03_04.md

@@ -1,4 +1,4 @@
-## [[AI Coding]]
+## AI Coding
 	- [[AI/Coding/Technique/Phased Planning/ai-coding dir]] #Updated
 		- #Filed
 			- [[AI/LLM/Technique/AI Interviewer]]
@@ -7,4 +7,6 @@
 			- #Idea [[AI/Coding/Technique/Knowledge Base]]
 - ## Knowledge
 	- ### [[Disambiguation]]
-		- #Filed [[Knowledge/Concept/Knowledge Base vs Knowledge Garden]] to distinguished [[Knowledge Gardens]] from [[Knowledge Bases]]
+		- #Filed [[Knowledge/Concept/Knowledge Base vs Knowledge Garden]] to distinguished [[Knowledge Gardens]] from [[Knowledge Bases]]
+- ## LangChain Ecosystem
+	- [[langgraph/Studio/How to/Start from a subsequent node with pre-built state]]

pages/langgraph___Studio___How to___Start from a subsequent node with pre-built state.md

@@ -0,0 +1,8 @@
+tags:: [[Diataxis/How To]]
+status:: [[status/Not Started]]
+
+- # How to start from a node after the first in the graph using a pre-built, fixture state
+	- ## Use Case
+		- If you are trying to debug a node that is farther into the graph, it helps to have an ability to start the graph from a particular node. If you have an interview step followed by a [[RAG]] step followed by a generation step, you may wish to start from the RAG step and use a fixture as the interview
+	- ## Status
+		- Currently, I don't know how to do this