feat: add auto mode in claude code settings (#5544)

Co-authored-by: domdomegg <domdomegg@users.noreply.github.com>

Author: ttys026

src/schemas/json/claude-code-settings.json

@@ -333,9 +333,10 @@
             "default",
             "delegate",
             "dontAsk",
-            "plan"
+            "plan",
+            "auto"
           ],
-          "description": "Default permission mode.\n\"default\": prompts on first use.\n\"acceptEdits\": auto-accepts file edits.\n\"plan\": read-only, no modifications.\nUNDOCUMENTED. \"delegate\": coordination-only for agent team leads (agent teams are experimental; enable via CLAUDE_CODE_EXPERIMENTAL_AGENT_TEAMS).\n\"dontAsk\": auto-denies unless pre-approved via permissions.\n\"bypassPermissions\": skips all prompts (use only in isolated environments).\nSee https://code.claude.com/docs/en/permissions"
+          "description": "Default permission mode.\n\"default\": prompts on first use.\n\"acceptEdits\": auto-accepts file edits.\n\"plan\": read-only, no modifications.\nUNDOCUMENTED. \"delegate\": coordination-only for agent team leads (agent teams are experimental; enable via CLAUDE_CODE_EXPERIMENTAL_AGENT_TEAMS).\n\"dontAsk\": auto-denies unless pre-approved via permissions.\n\"bypassPermissions\": skips all prompts (use only in isolated environments).\n\"auto\": auto-approves tool calls with background safety checks that verify actions align with your request.\nSee https://code.claude.com/docs/en/permissions"
         },
         "disableBypassPermissionsMode": {
           "type": "string",

src/test/claude-code-settings/permissions-auto-mode.json

@@ -0,0 +1,6 @@
+{
+  "permissions": {
+    "allow": ["Read(~/.bashrc)"],
+    "defaultMode": "auto"
+  }
+}