Update @github/copilot to 1.0.79-9

java/pom.xml

@@ -88,7 +88,7 @@
             DO NOT EDIT MANUALLY. Updated by the update-copilot-dependency
             workflow.
         -->
-        <readonly-copilot-sdk-ref-impl-version-from-lastmerge-file-updated-by-reference-impl-sync>^1.0.79-6</readonly-copilot-sdk-ref-impl-version-from-lastmerge-file-updated-by-reference-impl-sync>
+        <readonly-copilot-sdk-ref-impl-version-from-lastmerge-file-updated-by-reference-impl-sync>^1.0.79-9</readonly-copilot-sdk-ref-impl-version-from-lastmerge-file-updated-by-reference-impl-sync>
 
     </properties>
 

java/scripts/codegen/package.json

@@ -7,7 +7,7 @@
     "generate:java": "tsx java.ts"
   },
   "dependencies": {
-    "@github/copilot": "^1.0.79-6",
+    "@github/copilot": "^1.0.79-9",
     "json-schema": "^0.4.0",
     "tsx": "^4.23.1"
   }

java/src/generated/java/com/github/copilot/generated/SubagentCompletedEvent.java

@@ -47,7 +47,9 @@ public record SubagentCompletedEventData(
         /** Total tokens (input + output) consumed by the sub-agent */
         @JsonProperty("totalTokens") Long totalTokens,
         /** Wall-clock duration of the sub-agent execution in milliseconds */
-        @JsonProperty("durationMs") Long durationMs
+        @JsonProperty("durationMs") Long durationMs,
+        /** Whether the sub-agent was torn down by cancellation - its own abort, or an ancestor being killed - instead of finishing its work. Cancellation is not a failure, so the run still reports completion; this distinguishes a torn-down sub-agent from one that ran to the end. */
+        @JsonProperty("cancelled") Boolean cancelled
     ) {
     }
 }

java/src/generated/java/com/github/copilot/generated/rpc/FactoryAgentOptions.java

@@ -26,6 +26,12 @@ public record FactoryAgentOptions(
     /** Optional JSON Schema for structured agent output. */
     @JsonProperty("schema") Object schema,
     /** Optional model identifier for the subagent. */
-    @JsonProperty("model") String model
+    @JsonProperty("model") String model,
+    /** Optional reasoning effort for the subagent. This field is accepted but not yet honored. */
+    @JsonProperty("reasoningEffort") String reasoningEffort,
+    /** Optional context tier for the subagent. This field is accepted but not yet honored. */
+    @JsonProperty("contextTier") ContextTier contextTier,
+    /** Optional custom agent name for the subagent. This field is accepted but not yet honored. */
+    @JsonProperty("agent") String agent
 ) {
 }