feat: expose codex stream delta events

scripts/codex-app-server-protocol-snapshot.mjs

@@ -185,6 +185,18 @@ function buildSupportMatrix({ helpText, methods }) {
       methodSet.has("thread/archived") ||
       methodSet.has("thread/unarchived") ||
       methodSet.has("thread/name/updated"),
+    agentMessageDelta: methodSet.has("item/agentMessage/delta"),
+    planDelta: methodSet.has("item/plan/delta"),
+    reasoningDeltas:
+      methodSet.has("item/reasoning/summaryPartAdded") ||
+      methodSet.has("item/reasoning/summaryTextDelta") ||
+      methodSet.has("item/reasoning/textDelta"),
+    mcpToolProgress: methodSet.has("item/mcpToolCall/progress"),
+    commandOutputDeltas:
+      methodSet.has("command/exec/outputDelta") ||
+      methodSet.has("item/commandExecution/outputDelta"),
+    terminalInteraction: methodSet.has("item/commandExecution/terminalInteraction"),
+    fileChangeOutputDelta: methodSet.has("item/fileChange/outputDelta"),
   };
 }