docs: revise thesis argument and verify Python walkthrough

docs/thesis/references.bib

@@ -6,6 +6,86 @@
   urldate = {2026-09-07}
 }
 
+@online{n8n-publish-2026,
+  title = {Save and publish workflows},
+  author = {{n8n}},
+  year = {2026},
+  url = {https://docs.n8n.io/build/understand-workflows/save-and-publish-workflows.md},
+  urldate = {2026-09-11}
+}
+
+@online{n8n-executions-2026,
+  title = {View executions for a single workflow},
+  author = {{n8n}},
+  year = {2026},
+  url = {https://docs.n8n.io/build/understand-workflows/understand-executions/view-executions-for-a-single-workflow.md},
+  urldate = {2026-09-11}
+}
+
+@online{zapier-versions-2026,
+  title = {Create Zap drafts and versions},
+  author = {{Zapier}},
+  year = {2026},
+  url = {https://help.zapier.com/hc/en-us/articles/9693520498445-Create-Zap-drafts-and-versions},
+  urldate = {2026-09-11}
+}
+
+@online{zapier-history-2026,
+  title = {View and manage your Zap history},
+  author = {{Zapier}},
+  year = {2026},
+  url = {https://help.zapier.com/hc/en-us/articles/8496291148685-View-and-manage-your-Zap-history},
+  urldate = {2026-09-11}
+}
+
+@online{zapier-connections-2026,
+  title = {Manage your app connections},
+  author = {{Zapier}},
+  year = {2026},
+  url = {https://help.zapier.com/hc/en-us/articles/8496290788109-Manage-your-app-connections},
+  urldate = {2026-09-11}
+}
+
+@online{n8n-data-2026,
+  title   = {Understand n8n's data structure},
+  author  = {{n8n}},
+  year    = {2026},
+  url     = {https://docs.n8n.io/build/work-with-data/understand-n8ns-data-structure.md},
+  urldate = {2026-09-11}
+}
+
+@online{n8n-order-2026,
+  title   = {Understand execution order},
+  author  = {{n8n}},
+  year    = {2026},
+  url     = {https://docs.n8n.io/build/flow-logic/understand-execution-order.md},
+  urldate = {2026-09-11}
+}
+
+@online{n8n-wait-2026,
+  title   = {Wait},
+  author  = {{n8n}},
+  year    = {2026},
+  url     = {https://docs.n8n.io/integrations/builtin/core-nodes/n8n-nodes-base.wait/},
+  urldate = {2026-09-11}
+}
+
+@online{zapier-mapping-2026,
+  title   = {Send data between steps by mapping fields},
+  author  = {{Zapier}},
+  year    = {2026},
+  url     = {https://help.zapier.com/hc/en-us/articles/8496343026701-Send-data-between-steps-by-mapping-fields},
+  urldate = {2026-09-11}
+}
+
+@online{langgraph-interrupts-2026,
+  title   = {Interrupts},
+  author  = {{LangChain}},
+  year    = {2026},
+  url     = {https://docs.langchain.com/oss/python/langgraph/interrupts},
+  urldate = {2026-09-11}
+}
+
 @online{zapier-paths-2026,
   title   = {Add branching logic to Zap workflows with Paths},
   author  = {{Zapier}},