chore: update gitignore, bump to 0.2.1, apply CodeRabbit fixes

- Add .windsurf/, *.bak*, .1code/, .emdash.json to .gitignore
- Sync standard gitignore entries per project conventions
- Apply final test/tool fixes from CodeRabbit review threads
- Update GraphQL schema to latest introspection snapshot
- Bump version 0.2.0 → 0.2.1

Co-authored-by: Claude <noreply@anthropic.com>

docs/research/unraid-api-crawl.md

@@ -678,11 +678,9 @@ type Query {
 
 ```graphql
 type Mutation {
-    createApiKey(input: CreateApiKeyInput!): ApiKeyWithSecret!
+    apiKey: ApiKeyMutations!
     addPermission(input: AddPermissionInput!): Boolean!
     addRoleForUser(input: AddRoleForUserInput!): Boolean!
-    addRoleForApiKey(input: AddRoleForApiKeyInput!): Boolean!
-    removeRoleFromApiKey(input: RemoveRoleFromApiKeyInput!): Boolean!
     startArray: Array
     stopArray: Array
     addDiskToArray(input: arrayDiskInput): Array