diff --git a/.gitignore b/.gitignore
index 7cca7ad..f9333f7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,9 @@ build/
 # Claude Code session worktrees — never commit these
 .claude/worktrees/
 
+
+.tmp-gh-*.ps1
+
+.tmp-venv*/
+
+TestResults/
diff --git a/WIKI/Architecture.md b/WIKI/Architecture.md
new file mode 100644
index 0000000..8038c34
--- /dev/null
+++ b/WIKI/Architecture.md
@@ -0,0 +1,19 @@
+# Architecture
+
+The Reference Product shows how to integrate determinism with non-deterministic AI agents securely.
+
+## Identity & Execution Flow
+
+\\\mermaid
+graph TD;
+    External[External Event] --> Gateway[API Gateway]
+    Gateway --> Auth[Managed Identity Auth]
+    Auth --> Workflow[Deterministic Core Workflow]
+    Workflow --> Contract[Emit CAS-Contract Event]
+    Contract --> Foundry[Microsoft Foundry Adapter]
+    Foundry --> Agent[Next Gen Agent Invocation]
+    Agent -->|Response| DB[(State Store)]
+\\\
+
+## Microsoft Foundry Next Gen Agents
+By isolating the agent execution through the Foundry Adapter, we ensure that hallucination or failure is contained, and the deterministic core remains pristine.
diff --git a/WIKI/Home.md b/WIKI/Home.md
new file mode 100644
index 0000000..7a96cad
--- /dev/null
+++ b/WIKI/Home.md
@@ -0,0 +1,6 @@
+# CAS Reference Product Wiki
+
+Welcome to the internal documentation for the CAS Reference Product.
+
+## Table of Contents
+1. [Architecture & Flow](Architecture.md)