F2: Streak no longer counts aborted sessions

getDistinctSessionDays() now filters on status = 'completed' like every
other stat query, so starting and immediately exiting a session does not
extend the streak. Adds a regression test (completed today + aborted
yesterday => streak 1).

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

src/db/repositories/executionLogRepository.js

@@ -158,7 +158,7 @@ export const executionLogRepository = {
 
   async getDistinctSessionDays() {
     return db.selectAll(
-      `SELECT DATE(started_at) AS day FROM execution_log GROUP BY DATE(started_at) ORDER BY day DESC`,
+      `SELECT DATE(started_at) AS day FROM execution_log WHERE status = 'completed' GROUP BY DATE(started_at) ORDER BY day DESC`,
     )
   },
 

tests/test_step9_stats.py

@@ -16,6 +16,7 @@ Step 9 — Statistics
 - test_stats_volume_chart_renders: Volume chart canvas renders when sessions have weight data
 - test_stats_progression_chart_renders: Progression chart renders after selecting an exercise
 - test_stats_streak_consecutive_days: Streak counts consecutive days with sessions
+- test_stats_streak_ignores_aborted_sessions: Aborted sessions do not extend the streak
 """
 from datetime import datetime, timedelta, timezone
 
@@ -115,6 +116,7 @@ def _create_log_with_items(
     reps: int = 10,
     weight: float = 0.0,
     completed: bool = True,
+    status: str = 'completed',
 ) -> str:
     """Seed one execution log with one item."""
     finished_at = started_at  # same timestamp is fine for tests
@@ -123,7 +125,8 @@ def _create_log_with_items(
             const logId = await window.__repos.executionLogs.create({{
                 session_id: '{session_id}',
                 started_at: '{started_at}',
-                finished_at: '{finished_at}'
+                finished_at: '{finished_at}',
+                status: {repr(status)}
             }})
             await window.__repos.executionLogs.addItem({{
                 log_id: logId,
@@ -510,3 +513,28 @@ def test_stats_streak_consecutive_days(page: Page, app_url: str):
 
     streak_val = page.locator('[data-testid="stats-streak"] .stat-value').text_content()
     assert int(streak_val) >= 3, f"Expected streak ≥ 3, got {streak_val}"
+
+
+def test_stats_streak_ignores_aborted_sessions(page: Page, app_url: str):
+    """Aborted sessions do not extend the streak: one completed log today plus
+    one aborted log yesterday must give a streak of 1, not 2."""
+    _wait_for_db(page, app_url)
+    _delete_all_logs(page)
+    _delete_all_exercises(page)
+    _delete_all_sessions(page)
+
+    ex_id = _create_exercise(page, 'Aborted Streak Exercise')
+    sess_id = _create_session(page, 'Aborted Streak Session')
+
+    _create_log_with_items(page, sess_id, ex_id, _iso_days_ago(0), status='completed')
+    _create_log_with_items(page, sess_id, ex_id, _iso_days_ago(1), status='aborted')
+
+    page.reload()
+    page.wait_for_function(
+        "document.documentElement.getAttribute('data-db-ready') === 'true'",
+        timeout=15000,
+    )
+    _go_to_stats(page)
+
+    streak_val = page.locator('[data-testid="stats-streak"] .stat-value').text_content()
+    assert int(streak_val) == 1, f"Expected streak 1 (aborted must not count), got {streak_val}"