chore: bootstrap lean sysadmin-chronicles repo

Import the runnable game code, content, docs, scripts, and repo guidance while leaving local agent state, dependency installs, build output, and backup copies out of the published tree.

content/progression/access_levels.json

@@ -0,0 +1,8 @@
+{
+  "_description": "Named access level definitions. Derived from ProgressionSystem unlocked_access keys.",
+  "levels": [
+    { "name": "basic_user", "description": "Default access. Workstation only. No sudo." },
+    { "name": "sudo", "description": "Sudo on workstation; SSH to hermes or vulcan." },
+    { "name": "root", "description": "Full sudo on at least one remote host." }
+  ]
+}