docs: update README and obsidian documentation

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

obsidian/.obsidian/workspace.json

@@ -13,12 +13,12 @@
             "state": {
               "type": "markdown",
               "state": {
-                "file": "Crussell/Future Work - Gap Backlog.md",
+                "file": "Crussell/User Manual.md",
                 "mode": "source",
                 "source": false
               },
               "icon": "lucide-file",
-              "title": "Future Work - Gap Backlog"
+              "title": "User Manual"
             }
           }
         ]
@@ -171,8 +171,8 @@
   },
   "active": "6776d739ee18449c",
   "lastOpenFiles": [
-    "Crussell/Technical Manual.md",
     "Crussell/Future Work - Gap Backlog.md",
+    "Crussell/Technical Manual.md",
     "Crussell/Loyalty & Discount System Reference.md",
     "Crussell/Overview.md",
     "Crussell/User Manual.md",