[improvement][Chat] Support agent permission management (#1923)

* [improvement][Chat] Support agent permission management #1143

* [improvement][chat]Iterate LLM prompts of parsing and correction.

* [improvement][headless-fe] Added null-check conditions to the data formatting function.

* [improvement][headless]Clean code logic of headless translator.

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Co-authored-by: lxwcodemonkey <jolunoluo@tencent.com>
Co-authored-by: tristanliu <tristanliu@tencent.com>

launchers/standalone/src/main/resources/db/schema-h2.sql

@@ -398,6 +398,8 @@ CREATE TABLE IF NOT EXISTS s2_agent
     updated_at  TIMESTAMP null,
     enable_search int null,
     enable_feedback int null,
+    admin varchar(1000),
+    viewer varchar(1000),
     PRIMARY KEY (`id`)
 ); COMMENT ON TABLE s2_agent IS 'agent information table';