diff --git a/graph/configurations/ct-300-claude-runner-two-tier-health-check-architecture-061011.md b/graph/configurations/ct-300-claude-runner-two-tier-health-check-architecture-061011.md
index 21a78c3afad..ad325b65ca4 100644
--- a/graph/configurations/ct-300-claude-runner-two-tier-health-check-architecture-061011.md
+++ b/graph/configurations/ct-300-claude-runner-two-tier-health-check-architecture-061011.md
@@ -6,7 +6,7 @@ tags: [ct300, claude-runner, server-diagnostics, health-check, n8n, monitoring,
 importance: 0.8
 confidence: 0.8
 created: "2026-03-01T14:16:30.152254+00:00"
-updated: "2026-03-01T14:16:53.879591+00:00"
+updated: "2026-03-01T14:16:58.065167+00:00"
 relations:
   - target: 62ee21e8-2b56-4d38-a73d-47e2724f08c6
     type: RELATED_TO
@@ -28,6 +28,11 @@ relations:
     direction: outgoing
     strength: 0.9
     edge_id: 6c44ef23-f495-4e4f-9cd9-e8eeb3d5a9f2
+  - target: 663f99a9-e31b-4a02-a678-9837345aebbb
+    type: BUILDS_ON
+    direction: outgoing
+    strength: 0.85
+    edge_id: 57ddc641-67ee-4288-91d5-3bda8c497b7f
 ---
 
 # CT 300 claude-runner: Two-Tier Health Check Architecture
diff --git a/graph/edges/ct-300-claude-runner-two-tier--BUILDS_ON--ct-302-health-checkpy-http-pro-57ddc6.md b/graph/edges/ct-300-claude-runner-two-tier--BUILDS_ON--ct-302-health-checkpy-http-pro-57ddc6.md
new file mode 100644
index 00000000000..5b5e9e3f301
--- /dev/null
+++ b/graph/edges/ct-300-claude-runner-two-tier--BUILDS_ON--ct-302-health-checkpy-http-pro-57ddc6.md
@@ -0,0 +1,13 @@
+---
+id: 57ddc641-67ee-4288-91d5-3bda8c497b7f
+type: BUILDS_ON
+from_id: 06101183-a78b-4852-86eb-cae5557ace8c
+from_title: "CT 300 claude-runner: Two-Tier Health Check Architecture"
+to_id: 663f99a9-e31b-4a02-a678-9837345aebbb
+to_title: "CT 302 health_check.py: HTTP probes, Docker health detection, warning accumulator"
+strength: 0.85
+created: "2026-03-01T14:16:58.065167+00:00"
+updated: "2026-03-01T14:16:58.065167+00:00"
+---
+
+CT 300 two-tier architecture builds on the health_check.py design established for CT 302
diff --git a/graph/solutions/ct-302-health-checkpy-http-probes-docker-health-detection-wa-663f99.md b/graph/solutions/ct-302-health-checkpy-http-probes-docker-health-detection-wa-663f99.md
index 28d64b2c638..469ffbe3925 100644
--- a/graph/solutions/ct-302-health-checkpy-http-probes-docker-health-detection-wa-663f99.md
+++ b/graph/solutions/ct-302-health-checkpy-http-probes-docker-health-detection-wa-663f99.md
@@ -6,13 +6,18 @@ tags: [claude-runner, monitoring, health-check, homelab, docker, http-probes, di
 importance: 0.7
 confidence: 0.8
 created: "2026-02-20T06:35:19.624994+00:00"
-updated: "2026-02-20T15:37:37.235640+00:00"
+updated: "2026-03-01T14:16:58.065167+00:00"
 relations:
   - target: e32b20ae-8861-4b7a-b14a-853377cf7cb9
     type: BUILDS_ON
     direction: incoming
     strength: 0.8
     edge_id: 88b53b9f-822d-431d-94b4-8d6deee57f88
+  - target: 06101183-a78b-4852-86eb-cae5557ace8c
+    type: BUILDS_ON
+    direction: incoming
+    strength: 0.85
+    edge_id: 57ddc641-67ee-4288-91d5-3bda8c497b7f
 ---
 
 # CT 302 Health Check Enhancements