Merge live into task/t-1rcIwc8

Amp-Thread-ID:
https://ampcode.com/threads/T-7109f8d0-feb4-4a24-bc4b-37743227e2cb
Co-authored-by: Amp <amp@ampcode.com>

3 files changed, 85 insertions, 37 deletions

diff --git a/.tasks/tasks.jsonl b/.tasks/tasks.jsonl
index 8de8166..e593e4c 100644
--- a/.tasks/tasks.jsonl
+++ b/.tasks/tasks.jsonl
@@ -126,35 +126,35 @@
 {"taskCreatedAt":"2025-11-20T21:41:12.821995769Z","taskDependencies":[],"taskId":"t-1ndDBuq","taskNamespace":"Biz/PodcastItLater.hs","taskParent":"t-143KQl2","taskPriority":"P2","taskStatus":"Review","taskTitle":"PodcastItLater: Enforce Paid Limits in UI","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T05:23:39.337972299Z"}
 {"taskCreatedAt":"2025-11-20T21:41:32.113815607Z","taskDependencies":[],"taskId":"t-1neWyaO","taskNamespace":"Biz/PodcastItLater.hs","taskParent":"t-144hCMJ","taskPriority":"P2","taskStatus":"Review","taskTitle":"Add tests for Admin dashboard","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T05:27:20.741813376Z"}
 {"taskCreatedAt":"2025-11-20T21:41:32.132888832Z","taskDependencies":[],"taskId":"t-1neWD8r","taskNamespace":"Biz/PodcastItLater.hs","taskParent":"t-144hCMJ","taskPriority":"P2","taskStatus":"Review","taskTitle":"Add error handling tests for Worker","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T05:41:19.218858972Z"}
-{"taskCreatedAt":"2025-11-20T22:42:03.728732682Z","taskDependencies":[],"taskId":"t-1rcIr6X","taskNamespace":"Omni/Task.hs","taskParent":"t-PpXWsU","taskPriority":"P2","taskStatus":"Review","taskTitle":"Implement 'task progress <epic-id>' command","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T05:45:23.74069979Z"}
-{"taskCreatedAt":"2025-11-20T22:42:03.748273499Z","taskDependencies":[],"taskId":"t-1rcIwc8","taskNamespace":"Omni/Task.hs","taskParent":"t-PpXWsU","taskPriority":"P2","taskStatus":"InProgress","taskTitle":"Implement 'task stats --epic=<id>' filtering","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T05:45:36.485902023Z"}
-{"taskCreatedAt":"2025-11-20T22:42:03.767665854Z","taskDependencies":[],"taskId":"t-1rcIBeU","taskNamespace":"Omni/Task.hs","taskParent":"t-PpXWsU","taskPriority":"P2","taskStatus":"Open","taskTitle":"Add colored output to 'task list' and 'task tree'","taskType":"WorkTask","taskUpdatedAt":"2025-11-20T22:42:03.767665854Z"}
-{"taskCreatedAt":"2025-11-20T22:42:18.766787128Z","taskDependencies":[],"taskId":"t-1rdJxcd","taskNamespace":"Omni/Task.hs","taskParent":"t-PpXWsU","taskPriority":"P2","taskStatus":"Open","taskTitle":"Namespace normalization incorrect for Haskell files ending in .hs","taskType":"WorkTask","taskUpdatedAt":"2025-11-20T22:42:18.766787128Z"}
-{"taskCreatedAt":"2025-11-20T22:42:37.706495845Z","taskDependencies":[],"taskId":"t-1rf10ho","taskNamespace":"Biz/PodcastItLater/hs.hs","taskParent":"t-143KQl2","taskPriority":"P3","taskStatus":"Open","taskTitle":"Research and add intro/outro sound effects","taskType":"WorkTask","taskUpdatedAt":"2025-11-20T22:42:37.706495845Z"}
-{"taskCreatedAt":"2025-11-20T22:42:37.725796962Z","taskDependencies":[],"taskId":"t-1rf15iH","taskNamespace":"Biz/PodcastItLater/hs.hs","taskParent":"t-143KQl2","taskPriority":"P3","taskStatus":"Open","taskTitle":"Implement audio crossfading for intro/outro","taskType":"WorkTask","taskUpdatedAt":"2025-11-20T22:42:37.725796962Z"}
+{"taskCreatedAt":"2025-11-20T22:42:03.728732682Z","taskDependencies":[],"taskId":"t-1rcIr6X","taskNamespace":"Omni/Task.hs","taskParent":"t-PpXWsU","taskPriority":"P2","taskStatus":"Done","taskTitle":"Implement 'task progress <epic-id>' command","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T08:59:47.987586572Z"}
+{"taskCreatedAt":"2025-11-20T22:42:03.748273499Z","taskDependencies":[],"taskId":"t-1rcIwc8","taskNamespace":"Omni/Task.hs","taskParent":"t-PpXWsU","taskPriority":"P2","taskStatus":"Review","taskTitle":"Implement 'task stats --epic=<id>' filtering","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T05:49:27.049349665Z"}
+{"taskCreatedAt":"2025-11-20T22:42:03.767665854Z","taskDependencies":[],"taskId":"t-1rcIBeU","taskNamespace":"Omni/Task.hs","taskParent":"t-PpXWsU","taskPriority":"P2","taskStatus":"Review","taskTitle":"Add colored output to 'task list' and 'task tree'","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T05:55:32.252270173Z"}
+{"taskCreatedAt":"2025-11-20T22:42:18.766787128Z","taskDependencies":[],"taskId":"t-1rdJxcd","taskNamespace":"Omni/Task.hs","taskParent":"t-PpXWsU","taskPriority":"P2","taskStatus":"Review","taskTitle":"Namespace normalization incorrect for Haskell files ending in .hs","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T05:57:50.196197695Z"}
+{"taskCreatedAt":"2025-11-20T22:42:37.706495845Z","taskDependencies":[],"taskId":"t-1rf10ho","taskNamespace":"Biz/PodcastItLater/hs.hs","taskParent":"t-143KQl2","taskPriority":"P3","taskStatus":"Review","taskTitle":"Research and add intro/outro sound effects","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T05:58:46.725770278Z"}
+{"taskCreatedAt":"2025-11-20T22:42:37.725796962Z","taskDependencies":[],"taskId":"t-1rf15iH","taskNamespace":"Biz/PodcastItLater/hs.hs","taskParent":"t-143KQl2","taskPriority":"P3","taskStatus":"Review","taskTitle":"Implement audio crossfading for intro/outro","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T06:04:16.484604854Z"}
 {"taskCreatedAt":"2025-11-20T23:17:30.579211649Z","taskDependencies":[],"taskId":"t-1twEu4W","taskNamespace":"Omni/Agent/hs.hs","taskParent":null,"taskPriority":"P2","taskStatus":"Open","taskTitle":"Multi-Agent System 2.0","taskType":"Epic","taskUpdatedAt":"2025-11-20T23:17:30.579211649Z"}
-{"taskCreatedAt":"2025-11-20T23:17:39.613719647Z","taskDependencies":[],"taskId":"t-1txgomO","taskNamespace":"Omni/Agent/hs.hs","taskParent":"t-1twEu4W","taskPriority":"P2","taskStatus":"Open","taskTitle":"Design Omni/Agent.hs CLI and module structure","taskType":"WorkTask","taskUpdatedAt":"2025-11-20T23:26:49.948072617Z"}
-{"taskCreatedAt":"2025-11-20T23:17:39.632912633Z","taskDependencies":[],"taskId":"t-1txgtmn","taskNamespace":"Omni/Agent/hs.hs","taskParent":"t-1twEu4W","taskPriority":"P2","taskStatus":"Open","taskTitle":"Implement worker process management (start/stop/pid)","taskType":"WorkTask","taskUpdatedAt":"2025-11-20T23:17:39.632912633Z"}
-{"taskCreatedAt":"2025-11-20T23:17:39.651751765Z","taskDependencies":[],"taskId":"t-1txgyge","taskNamespace":"Omni/Agent/hs.hs","taskParent":"t-1twEu4W","taskPriority":"P2","taskStatus":"Open","taskTitle":"Implement git worktree and sync logic in Haskell","taskType":"WorkTask","taskUpdatedAt":"2025-11-20T23:17:39.651751765Z"}
-{"taskCreatedAt":"2025-11-20T23:17:39.670723428Z","taskDependencies":[],"taskId":"t-1txgDcd","taskNamespace":"Omni/Agent/hs.hs","taskParent":"t-1twEu4W","taskPriority":"P2","taskStatus":"Open","taskTitle":"Implement log streaming and filtering (replace monitor-worker.sh)","taskType":"WorkTask","taskUpdatedAt":"2025-11-20T23:17:39.670723428Z"}
-{"taskCreatedAt":"2025-11-20T23:17:39.689755832Z","taskDependencies":[],"taskId":"t-1txgI9c","taskNamespace":"Omni/Agent/hs.hs","taskParent":"t-1twEu4W","taskPriority":"P2","taskStatus":"Open","taskTitle":"Implement harvesting logic in Haskell","taskType":"WorkTask","taskUpdatedAt":"2025-11-20T23:17:39.689755832Z"}
-{"taskCreatedAt":"2025-11-20T23:17:39.708649865Z","taskDependencies":[],"taskId":"t-1txgN3W","taskNamespace":"Omni/Agent/hs.hs","taskParent":"t-1twEu4W","taskPriority":"P2","taskStatus":"Open","taskTitle":"Add integration tests for Agent workflow","taskType":"WorkTask","taskUpdatedAt":"2025-11-20T23:17:39.708649865Z"}
+{"taskCreatedAt":"2025-11-20T23:17:39.613719647Z","taskDependencies":[],"taskId":"t-1txgomO","taskNamespace":"Omni/Agent/hs.hs","taskParent":"t-1twEu4W","taskPriority":"P2","taskStatus":"Review","taskTitle":"Design Omni/Agent.hs CLI and module structure","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T06:10:32.465106297Z"}
+{"taskCreatedAt":"2025-11-20T23:17:39.632912633Z","taskDependencies":[],"taskId":"t-1txgtmn","taskNamespace":"Omni/Agent/hs.hs","taskParent":"t-1twEu4W","taskPriority":"P2","taskStatus":"Review","taskTitle":"Implement worker process management (start/stop/pid)","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T06:26:27.067388975Z"}
+{"taskCreatedAt":"2025-11-20T23:17:39.651751765Z","taskDependencies":[],"taskId":"t-1txgyge","taskNamespace":"Omni/Agent/hs.hs","taskParent":"t-1twEu4W","taskPriority":"P2","taskStatus":"Review","taskTitle":"Implement git worktree and sync logic in Haskell","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T06:27:29.057039948Z"}
+{"taskCreatedAt":"2025-11-20T23:17:39.670723428Z","taskDependencies":[],"taskId":"t-1txgDcd","taskNamespace":"Omni/Agent/hs.hs","taskParent":"t-1twEu4W","taskPriority":"P2","taskStatus":"Review","taskTitle":"Implement log streaming and filtering (replace monitor-worker.sh)","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T06:37:42.211009174Z"}
+{"taskCreatedAt":"2025-11-20T23:17:39.689755832Z","taskDependencies":[],"taskId":"t-1txgI9c","taskNamespace":"Omni/Agent/hs.hs","taskParent":"t-1twEu4W","taskPriority":"P2","taskStatus":"Review","taskTitle":"Implement harvesting logic in Haskell","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T06:46:29.413778983Z"}
+{"taskCreatedAt":"2025-11-20T23:17:39.708649865Z","taskDependencies":[],"taskId":"t-1txgN3W","taskNamespace":"Omni/Agent/hs.hs","taskParent":"t-1twEu4W","taskPriority":"P2","taskStatus":"Review","taskTitle":"Add integration tests for Agent workflow","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T06:56:44.846675027Z"}
 {"taskCreatedAt":"2025-11-20T23:51:02.843631362Z","taskDependencies":[],"taskId":"t-1vIPJYG","taskNamespace":"Biz/PodcastItLater.hs","taskParent":null,"taskPriority":"P2","taskStatus":"Open","taskTitle":"PodcastItLater: UX Polish","taskType":"Epic","taskUpdatedAt":"2025-11-20T23:51:02.843631362Z"}
-{"taskCreatedAt":"2025-11-21T00:19:08.811498926Z","taskDependencies":[{"depId":"t-PpYZt2","depType":"DiscoveredFrom"}],"taskId":"t-1fKilH","taskNamespace":null,"taskParent":null,"taskPriority":"P2","taskStatus":"Open","taskTitle":"bild fails in agent environment due to CODEROOT mismatch","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T00:19:08.811498926Z"}
-{"taskCreatedAt":"2025-11-21T00:19:08.829956304Z","taskDependencies":[{"depId":"t-PpYZt2","depType":"DiscoveredFrom"}],"taskId":"t-1fKn9o","taskNamespace":null,"taskParent":null,"taskPriority":"P2","taskStatus":"Open","taskTitle":"Race condition in generateChildId when concurrent tasks are created","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T00:19:08.829956304Z"}
+{"taskCreatedAt":"2025-11-21T00:19:08.811498926Z","taskDependencies":[{"depId":"t-PpYZt2","depType":"DiscoveredFrom"}],"taskId":"t-1fKilH","taskNamespace":null,"taskParent":null,"taskPriority":"P2","taskStatus":"Review","taskTitle":"bild fails in agent environment due to CODEROOT mismatch","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T07:30:23.523758491Z"}
+{"taskCreatedAt":"2025-11-21T00:19:08.829956304Z","taskDependencies":[{"depId":"t-PpYZt2","depType":"DiscoveredFrom"}],"taskId":"t-1fKn9o","taskNamespace":null,"taskParent":null,"taskPriority":"P2","taskStatus":"Review","taskTitle":"Race condition in generateChildId when concurrent tasks are created","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T07:48:28.858771992Z"}
 {"taskCreatedAt":"2025-11-21T02:31:40.268267384Z","taskDependencies":[],"taskId":"t-9VRNuj","taskNamespace":"Omni/Task.hs","taskParent":null,"taskPriority":"P2","taskStatus":"Done","taskTitle":"Remove horizontal bars from task show output","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T02:32:57.50736116Z"}
 {"taskCreatedAt":"2025-11-21T02:39:47.740342035Z","taskDependencies":[],"taskId":"t-rWa5yilwM","taskNamespace":"Omni/Agent.hs","taskParent":null,"taskPriority":"P2","taskStatus":"Open","taskTitle":"Multi-Agent System 2.0 (Haskell Agent)","taskType":"Epic","taskUpdatedAt":"2025-11-21T02:39:47.740342035Z"}
-{"taskCreatedAt":"2025-11-21T02:39:51.467615692Z","taskDependencies":[],"taskId":"t-rWa5yilwM.1","taskNamespace":"Omni/Agent.hs","taskParent":"t-rWa5yilwM","taskPriority":"P2","taskStatus":"Open","taskTitle":"Implement Omni.Agent.Git module with robust checkout","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T02:39:51.467615692Z"}
+{"taskCreatedAt":"2025-11-21T02:39:51.467615692Z","taskDependencies":[],"taskId":"t-rWa5yilwM.1","taskNamespace":"Omni/Agent.hs","taskParent":"t-rWa5yilwM","taskPriority":"P2","taskStatus":"Review","taskTitle":"Implement Omni.Agent.Git module with robust checkout","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T07:59:21.235592604Z"}
 {"taskCreatedAt":"2025-11-21T02:39:55.225849981Z","taskDependencies":[{"depId":"t-rWa5yilwM.1","depType":"Blocks"}],"taskId":"t-rWa5yilwM.2","taskNamespace":"Omni/Agent.hs","taskParent":"t-rWa5yilwM","taskPriority":"P2","taskStatus":"Open","taskTitle":"Implement Omni.Agent.Worker loop logic","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T02:39:55.225849981Z"}
-{"taskCreatedAt":"2025-11-21T02:39:58.185671478Z","taskDependencies":[],"taskId":"t-rWa5yilwM.3","taskNamespace":"Omni/Agent.hs","taskParent":"t-rWa5yilwM","taskPriority":"P2","taskStatus":"Open","taskTitle":"Implement Omni.Agent.Log module with Aeson parsing","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T02:39:58.185671478Z"}
+{"taskCreatedAt":"2025-11-21T02:39:58.185671478Z","taskDependencies":[],"taskId":"t-rWa5yilwM.3","taskNamespace":"Omni/Agent.hs","taskParent":"t-rWa5yilwM","taskPriority":"P2","taskStatus":"Review","taskTitle":"Implement Omni.Agent.Log module with Aeson parsing","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T08:06:00.247723851Z"}
 {"taskCreatedAt":"2025-11-21T02:40:01.165180998Z","taskDependencies":[{"depId":"t-rWa5yilwM.2","depType":"Blocks"}],"taskId":"t-rWa5yilwM.4","taskNamespace":"Omni/Agent.hs","taskParent":"t-rWa5yilwM","taskPriority":"P2","taskStatus":"Open","taskTitle":"Implement Omni.Agent.CLI entry point","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T02:40:01.165180998Z"}
 {"taskCreatedAt":"2025-11-21T02:49:51.7176629Z","taskDependencies":[{"depId":"t-rWa5yilwM.3","depType":"Blocks"}],"taskId":"t-rWa5yilwM.5","taskNamespace":"Omni/Agent.hs","taskParent":"t-rWa5yilwM","taskPriority":"P2","taskStatus":"Open","taskTitle":"Implement enhanced 2-line status logging","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T02:49:51.7176629Z"}
 {"taskCreatedAt":"2025-11-21T02:59:12.848135132Z","taskDependencies":[],"taskId":"t-rWa6P91hX","taskNamespace":"Omni/Ide.hs","taskParent":null,"taskPriority":"P2","taskStatus":"Done","taskTitle":"Fix gitlint regex-style-search warning","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T02:59:42.296704815Z"}
 {"taskCreatedAt":"2025-11-21T03:12:57.890285833Z","taskDependencies":[],"taskId":"t-rWa7IYOrq","taskNamespace":null,"taskParent":null,"taskPriority":"P2","taskStatus":"Open","taskTitle":"Parent Epic","taskType":"Epic","taskUpdatedAt":"2025-11-21T03:12:57.890285833Z"}
-{"taskCreatedAt":"2025-11-21T03:13:01.031231982Z","taskDependencies":[],"taskId":"t-rWa7IYOrq.1","taskNamespace":null,"taskParent":"t-rWa7IYOrq","taskPriority":"P2","taskStatus":"Open","taskTitle":"Child Task","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T03:13:01.031231982Z"}
+{"taskCreatedAt":"2025-11-21T03:13:01.031231982Z","taskDependencies":[],"taskId":"t-rWa7IYOrq.1","taskNamespace":null,"taskParent":"t-rWa7IYOrq","taskPriority":"P2","taskStatus":"Review","taskTitle":"Child Task","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T08:09:24.025629665Z"}
 {"taskCreatedAt":"2025-11-21T04:09:41.699239296Z","taskDependencies":[],"taskId":"t-rWabrkQDQ","taskNamespace":"Omni/Task.hs","taskParent":null,"taskPriority":"P2","taskStatus":"Done","taskTitle":"Fix task ready to exclude Review tasks","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T04:10:49.102675623Z"}
 {"taskCreatedAt":"2025-11-13T19:38:07.804316976Z","taskDependencies":[],"taskId":"t-1f9QP23","taskNamespace":null,"taskParent":null,"taskPriority":"P2","taskStatus":"Open","taskTitle":"General Code Quality Refactor","taskType":"Epic","taskUpdatedAt":"2025-11-13T19:38:07.804316976Z"}
-{"taskCreatedAt":"2025-11-20T21:41:20.029426381Z","taskDependencies":[],"taskId":"t-1ne7Qtj","taskNamespace":"Network/Wai/Middleware/Braid.hs","taskParent":"t-1f9QP23","taskPriority":"P2","taskStatus":"Open","taskTitle":"Implement Braid keep-alive mechanism","taskType":"WorkTask","taskUpdatedAt":"2025-11-20T21:41:20.029426381Z"}
-{"taskCreatedAt":"2025-11-20T21:41:20.048368004Z","taskDependencies":[],"taskId":"t-1ne7VoO","taskNamespace":"Biz/Que/Host.hs","taskParent":"t-1f9QP23","taskPriority":"P2","taskStatus":"Open","taskTitle":"Revive authkey authentication in Que/Host","taskType":"WorkTask","taskUpdatedAt":"2025-11-20T21:41:20.048368004Z"}
+{"taskCreatedAt":"2025-11-20T21:41:20.029426381Z","taskDependencies":[],"taskId":"t-1ne7Qtj","taskNamespace":"Network/Wai/Middleware/Braid.hs","taskParent":"t-1f9QP23","taskPriority":"P2","taskStatus":"Review","taskTitle":"Implement Braid keep-alive mechanism","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T08:23:00.872672096Z"}
+{"taskCreatedAt":"2025-11-20T21:41:20.048368004Z","taskDependencies":[],"taskId":"t-1ne7VoO","taskNamespace":"Biz/Que/Host.hs","taskParent":"t-1f9QP23","taskPriority":"P2","taskStatus":"Review","taskTitle":"Revive authkey authentication in Que/Host","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T08:35:29.184786905Z"}
 {"taskCreatedAt":"2025-11-20T21:41:20.067644599Z","taskDependencies":[],"taskId":"t-1ne80pJ","taskNamespace":"Biz/Dragons.hs","taskParent":"t-1f9QP23","taskPriority":"P2","taskStatus":"Done","taskTitle":"Store generated JWK in persistent file","taskType":"WorkTask","taskUpdatedAt":"2025-11-20T22:54:17.655700806Z"}
-{"taskCreatedAt":"2025-11-21T04:30:05.792313193Z","taskDependencies":[],"taskId":"t-rWacMb1av","taskNamespace":"Omni/Task.hs","taskParent":null,"taskPriority":"P2","taskStatus":"Open","taskTitle":"Make task IDs case-insensitive","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T04:30:05.792313193Z"}
+{"taskCreatedAt":"2025-11-21T04:30:05.792313193Z","taskDependencies":[],"taskId":"t-rWacMb1av","taskNamespace":"Omni/Task.hs","taskParent":null,"taskPriority":"P2","taskStatus":"Review","taskTitle":"Make task IDs case-insensitive","taskType":"WorkTask","taskUpdatedAt":"2025-11-21T08:18:06.371310379Z"}
diff --git a/Omni/Task.hs b/Omni/Task.hs
index 8151487..f3baf15 100644
--- a/Omni/Task.hs
+++ b/Omni/Task.hs
@@ -45,6 +45,7 @@ Usage:
   task update <id> <status> [--json]
   task deps <id> [--json]
   task tree [<id>] [--json]
+  task progress <id> [--json]
   task stats [--epic=<id>] [--json]
   task export [--flush]
   task import -i <file>
@@ -61,6 +62,7 @@ Commands:
   update                        Update task status
   deps                          Show dependency tree
   tree                          Show task tree (epics with children, or all epics if no ID given)
+  progress                      Show progress for an epic
   stats                         Show task statistics
   export                        Export and consolidate tasks to JSONL
   import                        Import tasks from JSONL file
@@ -232,6 +234,13 @@ move args
           tree <- getTaskTree maybeId
           outputJson tree
         else showTaskTree maybeId
+  | args `Cli.has` Cli.command "progress" = do
+      tid <- getArgText args "id"
+      if isJsonMode args
+        then do
+          progress <- getTaskProgress tid
+          outputJson progress
+        else showTaskProgress tid
   | args `Cli.has` Cli.command "stats" = do
       maybeEpic <- case Cli.getArg args (Cli.longOption "epic") of
         Nothing -> pure Nothing
@@ -340,20 +349,21 @@ unitTests =
         child1 <- createTask "Child 1" WorkTask (Just (taskId parent)) Nothing P2 []
         -- Manually create a task with .3 suffix to simulate a gap (or deleted task)
         let child3Id = taskId parent <> ".3"
-            child3 = Task
-              { taskId = child3Id,
-                taskTitle = "Child 3",
-                taskType = WorkTask,
-                taskParent = Just (taskId parent),
-                taskNamespace = Nothing,
-                taskStatus = Open,
-                taskPriority = P2,
-                taskDependencies = [],
-                taskCreatedAt = taskCreatedAt child1,
-                taskUpdatedAt = taskUpdatedAt child1
-              }
+            child3 =
+              Task
+                { taskId = child3Id,
+                  taskTitle = "Child 3",
+                  taskType = WorkTask,
+                  taskParent = Just (taskId parent),
+                  taskNamespace = Nothing,
+                  taskStatus = Open,
+                  taskPriority = P2,
+                  taskDependencies = [],
+                  taskCreatedAt = taskCreatedAt child1,
+                  taskUpdatedAt = taskUpdatedAt child1
+                }
         saveTask child3
-        
+
         -- Create a new child, it should get .4, not .2
         child4 <- createTask "Child 4" WorkTask (Just (taskId parent)) Nothing P2 []
         taskId child4 Test.@?= taskId parent <> ".4"
diff --git a/Omni/Task/Core.hs b/Omni/Task/Core.hs
index 2ff7302..622e8de 100644
--- a/Omni/Task/Core.hs
+++ b/Omni/Task/Core.hs
@@ -57,6 +57,14 @@ data DependencyType
   | Related -- Soft relationship, doesn't block
   deriving (Show, Eq, Generic)
 
+data TaskProgress = TaskProgress
+  { progressTaskId :: Text,
+    progressTotal :: Int,
+    progressCompleted :: Int,
+    progressPercentage :: Int
+  }
+  deriving (Show, Eq, Generic)
+
 instance ToJSON TaskType
 
 instance FromJSON TaskType
@@ -81,6 +89,10 @@ instance ToJSON Task
 
 instance FromJSON Task
 
+instance ToJSON TaskProgress
+
+instance FromJSON TaskProgress
+
 -- Get the tasks database file path (use test file if TASK_TEST_MODE is set)
 getTasksFilePath :: IO FilePath
 getTasksFilePath = do
@@ -309,6 +321,32 @@ getDependencyTree tid = do
           deps = filter (\t -> taskId t `elem` depIds) allTasks
        in task : concatMap (collectDeps allTasks) deps
 
+-- Get task progress
+getTaskProgress :: Text -> IO TaskProgress
+getTaskProgress tid = do
+  tasks <- loadTasks
+  -- Verify task exists (optional, but good for error handling)
+  case filter (\t -> taskId t == tid) tasks of
+    [] -> panic "Task not found"
+    _ -> do
+      let children = filter (\child -> taskParent child == Just tid) tasks
+          total = length children
+          completed = length <| filter (\child -> taskStatus child == Done) children
+          percentage = if total == 0 then 0 else (completed * 100) `div` total
+      pure
+        TaskProgress
+          { progressTaskId = tid,
+            progressTotal = total,
+            progressCompleted = completed,
+            progressPercentage = percentage
+          }
+
+-- Show task progress
+showTaskProgress :: Text -> IO ()
+showTaskProgress tid = do
+  progress <- getTaskProgress tid
+  putText <| "Progress for " <> tid <> ": " <> T.pack (show (progressCompleted progress)) <> "/" <> T.pack (show (progressTotal progress)) <> " (" <> T.pack (show (progressPercentage progress)) <> "%)"
+
 -- Show dependency tree for a task
 showDependencyTree :: Text -> IO ()
 showDependencyTree tid = do
@@ -521,10 +559,10 @@ instance FromJSON TaskStats
 getTaskStats :: Maybe Text -> IO TaskStats
 getTaskStats maybeEpicId = do
   allTasks <- loadTasks
-  
+
   targetTasks <- case maybeEpicId of
     Nothing -> pure allTasks
-    Just epicId -> 
+    Just epicId ->
       case filter (\t -> taskId t == epicId) allTasks of
         [] -> panic "Epic not found"
         _ -> pure <| getAllDescendants allTasks epicId
@@ -533,7 +571,7 @@ getTaskStats maybeEpicId = do
   let readyIds = map taskId globalReady
       -- Filter ready tasks to only include those in our target set
       readyCount = length <| filter (\t -> taskId t `elem` readyIds) targetTasks
-      
+
       tasks = targetTasks
       total = length tasks
       open = length <| filter (\t -> taskStatus t == Open) tasks
@@ -573,7 +611,7 @@ getTaskStats maybeEpicId = do
 getAllDescendants :: [Task] -> Text -> [Task]
 getAllDescendants allTasks parentId =
   let children = filter (\t -> taskParent t == Just parentId) allTasks
-   in children ++ concatMap (\t -> getAllDescendants allTasks (taskId t)) children
+   in children ++ concatMap (getAllDescendants allTasks <. taskId) children
 
 -- Show task statistics (human-readable)
 showTaskStats :: Maybe Text -> IO ()