docs: add examples index

Author: OgeonX-Ai

docs/examples/README.md

@@ -0,0 +1,20 @@
+# Examples
+
+Examples show how AI-OS is used in practical work.
+
+## Example catalog
+
+- Continuous improvement task: `examples/continuous-improvement-task.md`
+- Wiki sync evaluation: `evals/wiki-sync.md`
+- Project context template: `templates/complete-project-context.md`
+- Agent instruction template: `templates/agent-instructions-template.md`
+
+## Example loop
+
+```mermaid
+flowchart TD
+    A[Choose scenario] --> B[Open matching loop]
+    B --> C[Copy prompt]
+    C --> D[Run task]
+    D --> E[Record evidence]
+```