diff --git a/state.json b/state.json
index d08eec0..9c66566 100644
--- a/state.json
+++ b/state.json
@@ -1,10 +1,14 @@
 {
   "task_description": "MTG Online Backend - MTGJSON Data Integration & Docker Deployment",
-  "current_step": "Docker deployment and health check verification",
+  "current_step": "Deploying test instance with sanity check verification",
   "files_created": [
-    "backend/app/services/mtgjson_manager.py"
+    "backend/app/services/mtgjson_manager.py",
+    "backend/scripts/sanity_check_mtgjson.py",
+    "backend/scripts/verify_mtgjson_data.py",
+    "backend/scripts/maintain_mtgjson.sh"
   ],
   "files_modified": [
+    "backend/app/services/mtgjson_manager.py",
     "backend/app/scripts/refresh_mtg.py",
     "backend/app/main.py",
     "docker-compose.yml"
@@ -15,16 +19,19 @@
     "Startup triggers initial download on first container init",
     "Health check verifies MTG data exists in database",
     "Refresh interval set to 7 days (weekly)",
-    "Docker compose start_period set to 600s for download time"
+    "Docker compose start_period set to 600s for download time",
+    "Added file size validation against expected minimums (500MB for AllPrintings, etc.)",
+    "Implemented retry logic with exponential backoff (up to 3 attempts)",
+    "Cleanup deletes corrupted data before retry",
+    "Container marked unhealthy if validation fails after all retries"
   ],
   "next_steps": [
-    "Test MTGJSON data download and upsert",
     "Stop and destroy all Docker containers",
     "Build backend Docker container",
     "Deploy stack and verify health",
-    "Check logs for successful initialization"
+    "Check logs for successful initialization with sanity checks"
   ],
   "blockers": [],
-  "commit_hash": "99c7d08",
-  "timestamp": 1784598234
+  "commit_hash": "dedc9a3",
+  "timestamp": 1784598300
 }