Fix: add min/max validation to API key field

apps/erp-integration/config.json

@@ -5,14 +5,20 @@
   "short_desc": "SAP S/4HANA migration planning and tracking dashboard with AI assistance",
   "author": "alexz",
   "port": 8001,
-  "categories": ["utilities", "development"],
+  "categories": [
+    "utilities",
+    "development"
+  ],
   "tipi_version": 1,
   "version": "1.0.0",
   "source": "https://gits.alexzaw.dev/alexz/ERP-Integration",
   "website": "https://gits.alexzaw.dev/alexz/ERP-Integration",
   "exposable": true,
   "dynamic_config": true,
-  "supported_architectures": ["arm64", "amd64"],
+  "supported_architectures": [
+    "arm64",
+    "amd64"
+  ],
   "min_tipi_version": "4.0.0",
   "created_at": 1742342400000,
   "updated_at": 1742342400000,
@@ -22,7 +28,9 @@
       "label": "Anthropic API Key",
       "hint": "Your Anthropic API key for AI chat features",
       "required": true,
-      "env_variable": "ANTHROPIC_API_KEY"
+      "env_variable": "ANTHROPIC_API_KEY",
+      "min": 10,
+      "max": 200
     },
     {
       "type": "text",