feat(views): add recurrence to LineMeta

Problem: LineMeta does not carry recurrence info, so the buffer
layer cannot display recurrence indicators.

Solution: add recur field to LineMeta and populate it in both
category_view() and priority_view().

lua/pending/views.lua

@@ -10,6 +10,7 @@ local config = require('pending.config')
 ---@field overdue? boolean
 ---@field show_category? boolean
 ---@field priority? integer
+---@field recur? string
 
 ---@class pending.views
 local M = {}
@@ -149,6 +150,7 @@ function M.category_view(tasks)
         status = task.status,
         category = cat,
         overdue = task.status == 'pending' and task.due ~= nil and task.due < today or nil,
+        recur = task.recur,
       })
     end
   end
@@ -200,6 +202,7 @@ function M.priority_view(tasks)
       category = task.category,
       overdue = task.status == 'pending' and task.due ~= nil and task.due < today or nil,
       show_category = true,
+      recur = task.recur,
     })
   end
 

spec/views_spec.lua

@@ -204,6 +204,30 @@ describe('views', function()
       assert.is_falsy(task_meta.overdue)
     end)
 
+    it('includes recur in LineMeta for recurring tasks', function()
+      store.add({ description = 'Recurring', category = 'Inbox', recur = 'weekly' })
+      local _, meta = views.category_view(store.active_tasks())
+      local task_meta
+      for _, m in ipairs(meta) do
+        if m.type == 'task' then
+          task_meta = m
+        end
+      end
+      assert.are.equal('weekly', task_meta.recur)
+    end)
+
+    it('has nil recur in LineMeta for non-recurring tasks', function()
+      store.add({ description = 'Normal', category = 'Inbox' })
+      local _, meta = views.category_view(store.active_tasks())
+      local task_meta
+      for _, m in ipairs(meta) do
+        if m.type == 'task' then
+          task_meta = m
+        end
+      end
+      assert.is_nil(task_meta.recur)
+    end)
+
     it('respects category_order when set', function()
       vim.g.pending = { data_path = tmpdir .. '/tasks.json', category_order = { 'Work', 'Inbox' } }
       config.reset()
@@ -399,5 +423,29 @@ describe('views', function()
       end
       assert.is_falsy(task_meta.overdue)
     end)
+
+    it('includes recur in LineMeta for recurring tasks', function()
+      store.add({ description = 'Recurring', category = 'Inbox', recur = 'daily' })
+      local _, meta = views.priority_view(store.active_tasks())
+      local task_meta
+      for _, m in ipairs(meta) do
+        if m.type == 'task' then
+          task_meta = m
+        end
+      end
+      assert.are.equal('daily', task_meta.recur)
+    end)
+
+    it('has nil recur in LineMeta for non-recurring tasks', function()
+      store.add({ description = 'Normal', category = 'Inbox' })
+      local _, meta = views.priority_view(store.active_tasks())
+      local task_meta
+      for _, m in ipairs(meta) do
+        if m.type == 'task' then
+          task_meta = m
+        end
+      end
+      assert.is_nil(task_meta.recur)
+    end)
   end)
 end)