fix(database): skip credential pattern validation for unchanged values

Pattern enforcement now conditional on field being dirty (changed vs
saved value). Prevents false validation failures when existing records
hold legacy credential formats that pre-date the stricter regex rules.

app/Livewire/Project/Database/Keydb/General.php

@@ -92,7 +92,9 @@ class General extends Component
             'name' => ValidationPatterns::nameRules(),
             'description' => ValidationPatterns::descriptionRules(),
             'keydbConf' => 'nullable|string',
-            'keydbPassword' => ValidationPatterns::databasePasswordRules(),
+            'keydbPassword' => ValidationPatterns::databasePasswordRules(
+                enforcePattern: $this->keydbPassword !== $this->database->keydb_password,
+            ),
             'image' => 'required|string',
             'portsMappings' => ValidationPatterns::portMappingRules(),
             'isPublic' => 'nullable|boolean',