feat: llm support struct output (#17994)

Co-authored-by: twwu <twwu@dify.ai>
Co-authored-by: zxhlyh <jasonapring2015@outlook.com>

web/pnpm-lock.yaml

@@ -163,6 +163,9 @@ importers:
       js-cookie:
         specifier: ^3.0.5
         version: 3.0.5
+      jsonschema:
+        specifier: ^1.5.0
+        version: 1.5.0
       jwt-decode:
         specifier: ^4.0.0
         version: 4.0.0
@@ -6025,6 +6028,9 @@ packages:
   jsonfile@6.1.0:
     resolution: {integrity: sha512-5dgndWOriYSm5cnYaJNhalLNDKOqFwyDB/rr1E9ZsGciGvKPs8R2xYGCacuf3z6K1YKDz182fd+fY3cn3pMqXQ==}
 
+  jsonschema@1.5.0:
+    resolution: {integrity: sha512-K+A9hhqbn0f3pJX17Q/7H6yQfD/5OXgdrR5UE12gMXCiN9D5Xq2o5mddV2QEcX/bjla99ASsAAQUyMCCRWAEhw==}
+
   jsx-ast-utils@3.3.5:
     resolution: {integrity: sha512-ZZow9HBI5O6EPgSJLUb8n2NKgmVWTwCvHGwFuJlMjvLFqlGG6pjirPhtdsseaLZjSibD8eegzmYpUZwoIlj2cQ==}
     engines: {node: '>=4.0'}
@@ -15479,6 +15485,8 @@ snapshots:
     optionalDependencies:
       graceful-fs: 4.2.11
 
+  jsonschema@1.5.0: {}
+
   jsx-ast-utils@3.3.5:
     dependencies:
       array-includes: 3.1.8