chore: update OpenAPI spec from monorepo (#740)

Co-authored-by: OpenRouter SDK Bot <sdk-bot@openrouter.ai>

Author: openrouter-docs-sync[bot]

.speakeasy/in.openapi.yaml

@@ -6737,7 +6737,7 @@ components:
       example: 'block'
       type: 'string'
     ContentFilterBuiltinEntry:
-      description: 'A builtin content filter entry. Builtin filters include PII detectors and the regex-based prompt injection detector.'
+      description: 'A builtin content filter entry. Builtin filters include PII detectors, API-key and secret detectors, and the regex-based prompt injection detector.'
       example:
         action: 'redact'
         label: '[EMAIL]'
@@ -6787,6 +6787,7 @@ components:
         - 'ssn'
         - 'credit-card'
         - 'ip-address'
+        - 'secrets'
         - 'person-name'
         - 'address'
         - 'regex-prompt-injection'
@@ -31031,6 +31032,9 @@ paths:
           required: true
           schema:
             example: 'or_file_011CNha8iCJcU1wXNR6q4V8w'
+            maxLength: 256
+            minLength: 1
+            pattern: '^[\w-]+$'
             type: 'string'
         - description: 'Workspace to scope the request to. Defaults to the caller’s default workspace.'
           in: 'query'
@@ -31141,6 +31145,9 @@ paths:
           required: true
           schema:
             example: 'or_file_011CNha8iCJcU1wXNR6q4V8w'
+            maxLength: 256
+            minLength: 1
+            pattern: '^[\w-]+$'
             type: 'string'
         - description: 'Workspace to scope the request to. Defaults to the caller’s default workspace.'
           in: 'query'
@@ -31257,6 +31264,9 @@ paths:
           required: true
           schema:
             example: 'or_file_011CNha8iCJcU1wXNR6q4V8w'
+            maxLength: 256
+            minLength: 1
+            pattern: '^[\w-]+$'
             type: 'string'
         - description: 'Workspace to scope the request to. Defaults to the caller’s default workspace.'
           in: 'query'