diff --git a/docs/ALERTS.md b/docs/ALERTS.md
index 11aa227..f062796 100644
--- a/docs/ALERTS.md
+++ b/docs/ALERTS.md
@@ -13,7 +13,7 @@
 | `partial_failure` | 노래 등 곁가지 생성 실패(발행 자체는 계속) | `song_failed:{place_id}` |
 | `queue_stuck` | dead-letter 누적·좀비 실행·PENDING 30분 이상 정체 | `queue_health` |
 | `recovery` | 위 dedupe_key 가 다음 정상 상태에서 풀릴 때 한 번 | 없음(매번 새 행) |
-| `activity` | 수집 시작·채널 실패·완료 · 사진 분석 · 첫 발행/재발행/빌드/되돌리기 시작·끝(`services/activity_feed.py`) | 없음(매번 보낸다) |
+| `activity` | 채널 크롤링 실패 · 사진 분석 일부 실패(`services/activity_feed.py`) | 없음(매번 보낸다) |
 
 ★ **게이트 반려는 알리지 않는다.** 사장님이 fact 를 안 채웠거나 고유 콘텐츠가 없어서 막힌 건
 운영자가 손댈 일이 아니다 — `build_service._fail(reason, gate=None)` 일 때만 `build_failed`.
diff --git a/solution/backend/services/build_service.py b/solution/backend/services/build_service.py
index e064306..f209d02 100644
--- a/solution/backend/services/build_service.py
+++ b/solution/backend/services/build_service.py
@@ -1,6 +1,5 @@
 """정적 빌드 + 발행 — BUILD 잡이 하는 일."""
 import os
-import time
 import uuid
 
 from sqlalchemy import select
@@ -26,7 +25,6 @@ from crud.site_crud import SiteCRUD
 from crud.place_crud import PlaceCRUD
 from crud.post_crud import PostCRUD
 from services import (
-    activity_feed,
     alert_service,
     azure_static,
     indexnow,
@@ -120,45 +118,6 @@ async def _log(site_id, version_id, action: PublishAction, result: PublishResult
 
 async def run_build(job: dict) -> dict:
     """BUILD 잡 핸들러."""
-    started = time.monotonic()
-    try:
-        result = await _run_build(job)
-    except Exception as ex:
-        await activity_feed.post(
-            "❌ 빌드 실패",
-            [f"place_id={job['payload'].get('place_id')}", f"{type(ex).__name__}: {ex}",
-             f"{time.monotonic() - started:.0f}초"],
-        )
-        raise
-    await post_build_summary(result, time.monotonic() - started)
-    return result
-
-
-async def post_build_summary(result: dict, elapsed: float) -> None:
-    version = f"v{result.get('version')}"
-    mode = result.get("mode") or "빌드"
-    lines = [f"{result.get('label') or result.get('place_id')} {version}"]
-    if result.get("build_status") == "BUILT":
-        title = f"✅ {mode} 완료"
-        if result.get("url"):
-            lines.append(result["url"])
-    elif result.get("gate", {}).get("passed") is False:
-        title = f"🚫 {mode} 반려(게이트)"
-        lines.append(str(result.get("error") or ""))
-    else:
-        title = f"❌ {mode} 실패"
-        lines.append(str(result.get("error") or ""))
-    media = result.get("render_media")
-    if media:
-        lines.append(
-            f"굽기 — 사진 {media.get('total', 0)}장: 새로 받음 {media.get('fetched', 0)} · "
-            f"기존 {media.get('cached', 0)} · 실패 {media.get('failed', 0)}"
-        )
-    lines.append(f"{elapsed:.0f}초")
-    await activity_feed.post(title, lines)
-
-
-async def _run_build(job: dict) -> dict:
     payload = job["payload"]
     place_id = payload["place_id"]
     owner_user_id = payload["owner_user_id"]
@@ -173,7 +132,6 @@ async def _run_build(job: dict) -> dict:
         raise BuildAborted(f"사업장을 찾을 수 없다: {place_id}")
 
     site = await ensure_site(place_id)
-    mode = ("재발행" if site.published_at is not None else "첫 발행") if want_publish else "빌드만"
 
     # 주변 정보(맛집·관광지·축제·코스)는 빌드 시점에 업장 좌표로 새로 받는다 — 발행본은 정적이라 이때 받은 값이 실린다.
     try:
@@ -240,12 +198,7 @@ async def _run_build(job: dict) -> dict:
         raise BuildAborted(f"버전 생성 실패: {add_err.name}")
 
     result = {"place_id": place_id, "site_id": str(site.site_id), "version": version_no,
-              "site_version_id": str(version.site_version_id), "label": activity_feed.place_label(place),
-              "mode": mode}
-    await activity_feed.post(
-        f"🏗 {mode} 시작",
-        [f"{result['label']} v{version_no}", f"템플릿 {site.template_id or '기본'}"],
-    )
+              "site_version_id": str(version.site_version_id)}
     # 잡 결과에 남긴다 — "노래가 왜 없나" 를 잡 하나만 열어 보면 알 수 있어야 한다.
     if song_result is not None:
         result["song"] = song_result
@@ -314,8 +267,6 @@ async def _run_build(job: dict) -> dict:
         # 발행하지 않는다.
         return await _fail(str(ex))
 
-    if report.get("media"):
-        result["render_media"] = report["media"]
     mismatches = list(report.get("mismatches") or [])
     unique_count_raw = report.get("uniqueContentCount")
     unique_count = unique_count_raw or 0
@@ -415,7 +366,6 @@ async def _run_build(job: dict) -> dict:
         if thumbnail_url:
             site.thumbnail_url = thumbnail_url
         result["published"] = True
-        result["url"] = site_payload.publish_url(place, site)
         LOG.i(f"[build] place={place_id} v{version_no} 발행 완료 "
               f"(고유 콘텐츠 {unique_count}건 · {report.get('routes')} 페이지)")
     else:
diff --git a/solution/backend/services/collect_service.py b/solution/backend/services/collect_service.py
index 38d8705..a4f7b76 100644
--- a/solution/backend/services/collect_service.py
+++ b/solution/backend/services/collect_service.py
@@ -458,47 +458,14 @@ async def store_media(place_id: str, sources: list, unit_map: dict) -> dict:
 # 오케스트레이션
 async def run_collect(job: dict) -> dict:
     """COLLECT 잡 핸들러."""
-    started = time.monotonic()
     with collect_diagnostics.collecting():
-        try:
-            result = await _run_collect(job)
-        except Exception as ex:
-            await activity_feed.post(
-                "❌ 수집 실패",
-                [f"place_id={job['payload'].get('place_id')}", f"{type(ex).__name__}: {ex}",
-                 f"{time.monotonic() - started:.0f}초"],
-            )
-            raise
+        result = await _run_collect(job)
         issues = collect_diagnostics.snapshot()
         if issues:
             result["issues"] = issues
-        await _post_collect_summary(result, issues, time.monotonic() - started)
         return result
 
 
-async def _post_collect_summary(result: dict, issues: list[dict], elapsed: float) -> None:
-    lines = [result.get("label") or f"place_id={result.get('place_id')}"]
-    if result.get("note"):
-        lines.append(result["note"])
-    for row in result.get("channels") or []:
-        lines.append(row)
-    facts = result.get("facts")
-    if facts:
-        reasons = ", ".join(f"{k} {v}" for k, v in facts["by_reason"].items())
-        lines.append(f"fact 저장 {facts['stored']} · 반려 {facts['rejected']}" + (f" ({reasons})" if reasons else ""))
-    media = result.get("media")
-    if media:
-        lines.append(f"사진 {media['stored']}장 (중복 {media['skipped_duplicate']})")
-    cov = result.get("coverage")
-    if cov and cov["missing"]:
-        lines.append(f"필수 항목 {cov['covered']}/{cov['total']} — 누락 {', '.join(cov['missing'])}")
-    other = [i for i in issues if i["stage"] != "fetch"]
-    for issue in other:
-        lines.append(f"⚠️ {issue['stage']} 실패: {issue['error_type']}: {issue['message'][:200]}")
-    lines.append(f"{elapsed:.0f}초")
-    await activity_feed.post("✅ 수집 완료", lines)
-
-
 async def _run_collect(job: dict) -> dict:
     payload = job["payload"]
     place_id = payload["place_id"]
@@ -528,12 +495,6 @@ async def _run_collect(job: dict) -> dict:
         link.channel == LinkChannel.NAVER_PLACE.value for link in targets
     )
 
-    await activity_feed.post(
-        "🔎 수집 시작",
-        [result["label"], f"place_id={place_id}",
-         f"크롤링 대상 {len(targets)}건: " + (", ".join(activity_feed.channel_name(l.channel) for l in targets) or "없음")],
-    )
-
     if not targets:
         result["note"] = "크롤링 대상이 없다(어댑터가 처리할 수 있는 확정 URL 0건)"
         await _finish(place_id, owner_user_id, PlaceStatus.REVIEW)
diff --git a/solution/backend/services/rollback_service.py b/solution/backend/services/rollback_service.py
index b2bced9..c2553c5 100644
--- a/solution/backend/services/rollback_service.py
+++ b/solution/backend/services/rollback_service.py
@@ -1,6 +1,5 @@
 """대상 버전 스냅샷 로드 → payload 재조립 → 렌더 → 게이트 → 공개 주소 전환"""
 import os
-import time
 import uuid
 
 from common.database.db_session_manager import DB_SESSION_MNG
@@ -18,8 +17,8 @@ from common.logger import LOG
 from common.utils.gtime import GTime
 from crud.place_crud import PlaceCRUD
 from crud.site_crud import SiteCRUD
-from services import activity_feed, alert_service, azure_static, indexnow, publish_gate, render_service, site_payload
-from services.build_service import post_build_summary, ensure_site, load_channel_links
+from services import alert_service, azure_static, indexnow, publish_gate, render_service, site_payload
+from services.build_service import ensure_site, load_channel_links
 
 _site_crud = SiteCRUD()
 _place_crud = PlaceCRUD()
@@ -46,25 +45,6 @@ async def _log(site_id, version_id, result: PublishResult, gate=None, actor=None
 
 async def run_rollback(job: dict) -> dict:
     """ROLLBACK 잡 핸들러."""
-    started = time.monotonic()
-    try:
-        result = await _run_rollback(job)
-    except Exception as ex:
-        await activity_feed.post(
-            "❌ 되돌리기 실패",
-            [f"place_id={job['payload'].get('place_id')} → v{job['payload'].get('target_version')}",
-             f"{type(ex).__name__}: {ex}", f"{time.monotonic() - started:.0f}초"],
-        )
-        raise
-    await post_build_summary(
-        {**result, "version": result.get("target_version"), "mode": "되돌리기",
-         "build_status": "BUILT" if result.get("rolled_back") else "FAILED"},
-        time.monotonic() - started,
-    )
-    return result
-
-
-async def _run_rollback(job: dict) -> dict:
     payload = job["payload"]
     place_id = payload["place_id"]
     owner_user_id = payload["owner_user_id"]
@@ -96,9 +76,7 @@ async def _run_rollback(job: dict) -> dict:
     result = {
         "place_id": place_id, "site_id": str(site.site_id),
         "target_version": target_version, "site_version_id": str(version.site_version_id),
-        "label": activity_feed.place_label(place),
     }
-    await activity_feed.post("🏗 되돌리기 시작", [f"{result['label']} → v{target_version}"])
 
     async def _fail(reason: str, gate: publish_gate.GateResult | None = None):
         await _log(site.site_id, version.site_version_id, PublishResult.REJECTED if gate else PublishResult.FAILED,
@@ -129,8 +107,6 @@ async def _run_rollback(job: dict) -> dict:
     except render_service.RenderFailed as ex:
         return await _fail(str(ex))
 
-    if report.get("media"):
-        result["render_media"] = report["media"]
     mismatches = list(report.get("mismatches") or [])
     unique_count_raw = report.get("uniqueContentCount")
 
@@ -165,6 +141,5 @@ async def _run_rollback(job: dict) -> dict:
     await alert_service.resolve_alert(f"build_failed:{place_id}", f"롤백 성공 — {place_id} → v{target_version}")
 
     result["rolled_back"] = True
-    result["url"] = site_payload.publish_url(place, site)
     LOG.i(f"[rollback] place={place_id} v{target_version} 로 되돌림")
     return result
diff --git a/solution/backend/services/vision_service.py b/solution/backend/services/vision_service.py
index 284e868..0eb7b06 100644
--- a/solution/backend/services/vision_service.py
+++ b/solution/backend/services/vision_service.py
@@ -113,9 +113,10 @@ async def run_vision(job: dict) -> dict:
 
     LOG.i(f"[vision] place={place_id} {stat['analyzed']}장 → 자동반영 {stat['approved']} · "
           f"확인필요 {stat['needs_review']} · 실패 {stat['failed']} (임계값 {threshold})")
-    await activity_feed.post(
-        "🖼 사진 분석 완료" if not stat["failed"] else "⚠️ 사진 분석 일부 실패",
-        [activity_feed.place_label(place),
-         f"분석 {stat['analyzed']} · 승인 {stat['approved']} · 확인대기 {stat['needs_review']} · 실패 {stat['failed']}"],
-    )
+    if stat["failed"]:
+        await activity_feed.post(
+            "⚠️ 사진 분석 일부 실패",
+            [activity_feed.place_label(place),
+             f"분석 {stat['analyzed']} · 승인 {stat['approved']} · 확인대기 {stat['needs_review']} · 실패 {stat['failed']}"],
+        )
     return stat