chore(ideai): contextes des agents UX/TestOllama, MAJ DevFrontend et permissions associées

Ajoute les contextes des deux nouveaux agents et enregistre leurs règles dans
`.ideai/permissions.json`. Aucun impact applicatif : état de configuration
projet, isolé du code de feature.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

.ideai/permissions.json

@@ -149,6 +149,44 @@
         ],
         "fallback": "allow"
       }
+    },
+    {
+      "agentId": "c3e0d9d8-df36-4b00-b271-62d8aa78892c",
+      "permissions": {
+        "rules": [
+          {
+            "capability": "read",
+            "effect": "allow",
+            "paths": [
+              "**"
+            ],
+            "commands": []
+          },
+          {
+            "capability": "write",
+            "effect": "deny",
+            "paths": [
+              "**"
+            ],
+            "commands": []
+          },
+          {
+            "capability": "delete",
+            "effect": "deny",
+            "paths": [
+              "**"
+            ],
+            "commands": []
+          },
+          {
+            "capability": "executeBash",
+            "effect": "allow",
+            "paths": [],
+            "commands": []
+          }
+        ],
+        "fallback": "allow"
+      }
     }
   ]
 }