refactor: generalize channel type handling across various components

lib/tools/heartbeat-tick.ts

@@ -519,10 +519,11 @@ export function createHeartbeatTickTool(api: OpenClawPluginApi) {
         skipped: result.skipped.length,
       });
 
-      // Send heartbeat notification to orchestrator DM
+      // Send heartbeat notification back to whoever triggered it
+      // Both channel and target are derived from context (DM sessionKey)
       const notifyConfig = getNotificationConfig(pluginConfig);
-      const orchestratorDm = pluginConfig?.orchestratorDm as string | undefined;
-      
+      const orchestratorDm = context.type === "direct" ? context.chatId : undefined;
+
       await notify(
         {
           type: "heartbeat",
@@ -541,7 +542,7 @@ export function createHeartbeatTickTool(api: OpenClawPluginApi) {
           workspaceDir,
           config: notifyConfig,
           orchestratorDm,
-          channel: "telegram",
+          channel: "channel" in context ? context.channel : undefined,
         },
       );
 

lib/tools/project-register.ts

@@ -161,7 +161,7 @@ export function createProjectRegisterTool(api: OpenClawPluginApi) {
       // Provide helpful note if project is already registered
       const contextInfo = context.projectName
         ? `Note: This group is already registered as "${context.projectName}". You may be re-registering it.`
-        : `Registering project for this ${context.channel === "whatsapp" ? "WhatsApp" : "Telegram"} group (ID: ${actualGroupId.substring(0, 20)}...).`;
+        : `Registering project for this ${context.channel} group (ID: ${actualGroupId.substring(0, 20)}...).`;
 
       // 1. Check project not already registered (allow re-register if incomplete)
       const data = await readProjects(workspaceDir);
@@ -205,6 +205,7 @@ export function createProjectRegisterTool(api: OpenClawPluginApi) {
         baseBranch,
         deployBranch,
         autoChain: false,
+        channel: context.channel,
         roleExecution,
         dev: emptyWorkerState([...DEV_TIERS]),
         qa: emptyWorkerState([...QA_TIERS]),

lib/tools/task-complete.ts

@@ -298,8 +298,7 @@ export function createTaskCompleteTool(api: OpenClawPluginApi) {
           workspaceDir,
           config: notifyConfig,
           groupId,
-          // Channel detection: default to telegram if not available
-          channel: "telegram",
+          channel: project.channel ?? "telegram",
         },
       );