feat(workflow): implement target channel personalities, raw review cards, on-demand AI rewrites and multi-target dispatch

core/metrics.py

@@ -10,6 +10,18 @@ COLLECTED_POSTS_TOTAL = Counter(
     ["source_channel_id"]
 )
 
+SOURCE_ACTIVITY_TOTAL = Counter(
+    "copykar_source_activity_total",
+    "Total posts ingested per source channel",
+    ["channel_id", "title"]
+)
+
+TARGET_ACTIVITY_TOTAL = Counter(
+    "copykar_target_activity_total",
+    "Total posts published per target channel",
+    ["channel_id", "title"]
+)
+
 AI_REQUESTS_TOTAL = Counter(
     "copykar_ai_requests_total",
     "Total AI API calls made",
@@ -19,13 +31,13 @@ AI_REQUESTS_TOTAL = Counter(
 DUPLICATES_DETECTED_TOTAL = Counter(
     "copykar_duplicates_detected_total",
     "Total duplicate posts detected",
-    ["method"]  # "hash" or "ai_semantic"
+    ["method"]
 )
 
 ADMIN_ACTIONS_TOTAL = Counter(
     "copykar_admin_actions_total",
     "Total review decisions by admins",
-    ["action"]  # "approved", "rejected", "routed"
+    ["action"]
 )
 
 POSTS_PUBLISHED_TOTAL = Counter(