refactor: summary after keyword list, remove separators, back button in admin

worker/src/bot.py

@@ -150,7 +150,6 @@ def _kw_action_keyboard(kw_id: str, is_active: bool) -> InlineKeyboardMarkup:
         [InlineKeyboardButton(toggle_btn, callback_data=f"toggle:{sid}"),
          InlineKeyboardButton("✏️ Edit", callback_data=f"edit_menu:{sid}")],
         [InlineKeyboardButton("🗑 Remove", callback_data=f"remove_confirm:{sid}")],
-        [InlineKeyboardButton("↩ Back to Menu", callback_data="menu:")],
     ])
 
 
@@ -181,6 +180,7 @@ def _admin_menu_keyboard() -> InlineKeyboardMarkup:
         [InlineKeyboardButton("➕ Add User", callback_data="admin_add"),
          InlineKeyboardButton("👥 List Users", callback_data="admin_list")],
         [InlineKeyboardButton("🗑 Remove User", callback_data="admin_remove")],
+        [InlineKeyboardButton("↩ Back", callback_data="menu:")],
     ])
 
 
@@ -192,7 +192,6 @@ def _format_kw_card(kw: dict) -> str:
 
     return (
         f"<b>🔍 {kw['keyword']}</b>\n"
-        f"━━━━━━━━━━━━━━━━━━━━━\n"
         f"{status_icon} | Interval: <code>{kw['interval_minutes']} min</code>\n"
         f"Last scrape: {_vienna_time(kw.get('last_scraped_at'))}{subs_line}"
     )
@@ -507,6 +506,14 @@ async def _handle_callback(update: Update, context: ContextTypes.DEFAULT_TYPE) -
                         chat_id=chat_id, text=text, parse_mode="HTML", reply_markup=kb,
                     )
 
+            name = user["first_name"] or "there"
+            await context.bot.send_message(
+                chat_id=chat_id,
+                text=f"<b>That was all your listings, {name}!</b>\n\nAnything else I can help with?",
+                parse_mode="HTML",
+                reply_markup=_main_menu_keyboard(),
+            )
+
         elif sub == "stats":
             total_kw = await pool.fetchval(
                 "SELECT COUNT(DISTINCT ks.keyword_id) FROM keyword_subscriptions ks WHERE ks.user_id = $1",
@@ -518,13 +525,26 @@ async def _handle_callback(update: Update, context: ContextTypes.DEFAULT_TYPE) -
 
             text = (
                 "<b>📊 Tracking Statistics</b>\n"
-                "━━━━━━━━━━━━━━━━━━━━━\n\n"
                 f"Keywords: <code>{total_kw}</code>\n"
                 f"Ads indexed: <code>{total_ads}</code>\n"
                 f"Notifications sent: <code>{total_notifs}</code>"
             )
             await query.edit_message_text(text=text, parse_mode="HTML")
 
+        else:
+            # Empty payload — "Back" button from sub-menus, show main menu
+            name = update.effective_user.first_name or "there"
+            kb = _main_menu_keyboard()
+            try:
+                await query.edit_message_text(
+                    f"Hello <b>{name}</b>! I'll notify you about new willhaben listings.",
+                    parse_mode="HTML", reply_markup=kb)
+            except Exception:
+                await context.bot.send_message(
+                    chat_id=chat_id or user["telegram_id"],
+                    text=f"Hello <b>{name}</b>! I'll notify you about new willhaben listings.",
+                    parse_mode="HTML", reply_markup=kb)
+
     # ════════════════════════════════════════════════════════════════════
     # CANCEL / BACK
     # ════════════════════════════════════════════════════════════════════
@@ -801,6 +821,7 @@ async def _handle_callback(update: Update, context: ContextTypes.DEFAULT_TYPE) -
         kb = InlineKeyboardMarkup([
             [InlineKeyboardButton("➕ Add User", callback_data="admin_add"),
              InlineKeyboardButton("🗑 Remove User", callback_data="admin_remove")],
+            [InlineKeyboardButton("↩ Back", callback_data="menu:")],
         ])
         await query.edit_message_text(text=text, parse_mode="HTML", reply_markup=kb)