CI/CD Documentation upload (#30144)

* Create README.md

Initial info

* Restyled by prettier-markdown

* fix spelling

* Meet spelling dictionary criteria

* Rename README.md to index.md

* fix toctree issue

---------

Co-authored-by: Restyled.io <commits@restyled.io>
diff --git a/docs/ci-cd/index.md b/docs/ci-cd/index.md
new file mode 100644
index 0000000..9b20b80
--- /dev/null
+++ b/docs/ci-cd/index.md
@@ -0,0 +1,19 @@
+# CI/CD Documentation
+
+## Known Issues
+
+-   Python build running out of space
+
+## Tools
+
+### Daily Fail Summary
+
+Workflow:
+https://github.com/project-chip/connectedhomeip/blob/master/.github/workflows/recent_fail_summary.yaml
+
+Script:
+https://github.com/project-chip/connectedhomeip/blob/master/scripts/tools/summarize_fail.py
+
+## To Do
+
+-   Cert image auto build
diff --git a/docs/index.md b/docs/index.md
index cd865b4..c3200d1 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -9,6 +9,7 @@
 PROJECT_FLOW
 VSCODE_DEVELOPMENT
 api/index
+ci-cd/index
 discussion/index
 guides/index
 style/index