M1 │ 스캐너 최소 거래량 100만→10만주 │ kosdaq_scanner.py │

├─────┼─────────────────────────────────────────────────────┼────────────────────────────────┤
  │ M2  │ ADX 히스테리시스 18/22 (플리핑 방지)                │ mean_reversion_strategy.py     │
  ├─────┼─────────────────────────────────────────────────────┼────────────────────────────────┤
  │ M3  │ 분할매도 최소 수익 1.0%→0.5%                        │ mean_reversion_strategy.py     │
  ├─────┼─────────────────────────────────────────────────────┼────────────────────────────────┤
  │ M4  │ ORB 갭 필터 4% + 레인지 폭 0.3% 최소                │ day_trading_strategy.py        │
  ├─────┼─────────────────────────────────────────────────────┼────────────────────────────────┤
  │ M5  │ 쿨다운 스트릭 부분매도 시 미변경                    │ daytrading/position_manager.py │
  ├─────┼─────────────────────────────────────────────────────┼────────────────────────────────┤
  │ M6  │ MDD 강제매도 loss_tracker 기록 제거 (허위 ban 방지) │ mdd_manager.py                 │
  ├─────┼─────────────────────────────────────────────────────┼────────────────────────────────┤
  │ M7  │ RSI Wilder 스무딩으로 통일                          │ mean_reversion_strategy.py

backend/alembic/versions/0001_initial_schema_columns.py

@@ -36,7 +36,7 @@ def upgrade() -> None:
         ]:
             try:
                 batch_op.add_column(sa.Column(col_name, col_type, nullable=True))
-            except Exception:
+            except (sa.exc.OperationalError, sa.exc.ProgrammingError):
                 pass  # 이미 존재하는 컬럼은 무시
 
     # total_amount 백필

backend/alembic/versions/0002_add_performance_indexes.py

@@ -11,6 +11,7 @@ Create Date: 2026-03-10
 from typing import Sequence, Union
 
 from alembic import op
+import sqlalchemy as sa
 
 revision: str = "0002"
 down_revision: Union[str, None] = "0001"
@@ -18,63 +19,26 @@ branch_labels: Union[str, Sequence[str], None] = None
 depends_on: Union[str, Sequence[str], None] = None
 
 
+def _safe_create_index(table, index_name, columns):
+    """인덱스가 이미 존재하면 스킵."""
+    conn = op.get_bind()
+    result = conn.execute(sa.text(
+        "SELECT 1 FROM pg_indexes WHERE tablename=:t AND indexname=:i"
+    ), {"t": table, "i": index_name})
+    if not result.fetchone():
+        op.create_index(index_name, table, columns)
+
+
 def upgrade() -> None:
-    # ── trade_history 인덱스 ──────────────────────────────────────────────
-    with op.batch_alter_table("trade_history", schema=None) as batch_op:
-        batch_op.create_index(
-            "ix_trade_history_status_created_at",
-            ["status", "created_at"],
-        )
-        batch_op.create_index(
-            "ix_trade_history_stock_order_created",
-            ["stock_code", "order_type", "created_at"],
-        )
-
-    # ── market_data 인덱스 ────────────────────────────────────────────────
-    with op.batch_alter_table("market_data", schema=None) as batch_op:
-        batch_op.create_index(
-            "ix_market_data_stock_code_timestamp",
-            ["stock_code", "timestamp"],
-        )
-
-    # ── stock_analysis 인덱스 ─────────────────────────────────────────────
-    with op.batch_alter_table("stock_analysis", schema=None) as batch_op:
-        batch_op.create_index(
-            "ix_stock_analysis_stock_code_analysis_date",
-            ["stock_code", "analysis_date"],
-        )
-
-    # ── portfolio 인덱스 ──────────────────────────────────────────────────
-    with op.batch_alter_table("portfolio", schema=None) as batch_op:
-        batch_op.create_index(
-            "ix_portfolio_quantity",
-            ["quantity"],
-        )
-
-    # ── active_trades 인덱스 ──────────────────────────────────────────────
-    with op.batch_alter_table("active_trades", schema=None) as batch_op:
-        batch_op.create_index(
-            "ix_active_trades_stock_code_status",
-            ["stock_code", "status"],
-        )
-        batch_op.create_index(
-            "ix_active_trades_status",
-            ["status"],
-        )
-
-    # ── watchlist_stocks 인덱스 ───────────────────────────────────────────
-    with op.batch_alter_table("watchlist_stocks", schema=None) as batch_op:
-        batch_op.create_index(
-            "ix_watchlist_stocks_is_active_stock_code",
-            ["is_active", "stock_code"],
-        )
-
-    # ── claude_analysis_log 인덱스 ────────────────────────────────────────
-    with op.batch_alter_table("claude_analysis_log", schema=None) as batch_op:
-        batch_op.create_index(
-            "ix_claude_analysis_log_stock_code_created_at",
-            ["stock_code", "created_at"],
-        )
+    _safe_create_index("trade_history", "ix_trade_history_status_created_at", ["status", "created_at"])
+    _safe_create_index("trade_history", "ix_trade_history_stock_order_created", ["stock_code", "order_type", "created_at"])
+    _safe_create_index("market_data", "ix_market_data_stock_code_timestamp", ["stock_code", "timestamp"])
+    _safe_create_index("stock_analysis", "ix_stock_analysis_stock_code_analysis_date", ["stock_code", "analysis_date"])
+    _safe_create_index("portfolio", "ix_portfolio_quantity", ["quantity"])
+    _safe_create_index("active_trades", "ix_active_trades_stock_code_status", ["stock_code", "status"])
+    _safe_create_index("active_trades", "ix_active_trades_status", ["status"])
+    _safe_create_index("watchlist_stocks", "ix_watchlist_stocks_is_active_stock_code", ["is_active", "stock_code"])
+    _safe_create_index("claude_analysis_log", "ix_claude_analysis_log_stock_code_created_at", ["stock_code", "created_at"])
 
 
 def downgrade() -> None:

backend/alembic/versions/0005_add_active_trade_indexes.py

@@ -5,6 +5,7 @@ Revises: 0004
 Create Date: 2026-03-20
 """
 from alembic import op
+import sqlalchemy as sa
 
 # revision identifiers
 revision = "0005"
@@ -14,8 +15,12 @@ depends_on = None
 
 
 def upgrade() -> None:
-    # ix_active_trades_status는 0002에서 이미 생성됨 → stock_code 인덱스만 추가
-    op.create_index("ix_active_trades_stock_code", "active_trades", ["stock_code"])
+    conn = op.get_bind()
+    result = conn.execute(sa.text(
+        "SELECT 1 FROM pg_indexes WHERE tablename='active_trades' AND indexname='ix_active_trades_stock_code'"
+    ))
+    if not result.fetchone():
+        op.create_index("ix_active_trades_stock_code", "active_trades", ["stock_code"])
 
 
 def downgrade() -> None:

backend/alembic/versions/0006_add_news_sentiment_score.py

@@ -16,10 +16,16 @@ depends_on = None
 
 
 def upgrade() -> None:
-    op.add_column(
-        "news",
-        sa.Column("sentiment_score", sa.Numeric(5, 3), nullable=True),
-    )
+    conn = op.get_bind()
+    result = conn.execute(sa.text(
+        "SELECT 1 FROM information_schema.columns "
+        "WHERE table_name='news' AND column_name='sentiment_score'"
+    ))
+    if not result.fetchone():
+        op.add_column(
+            "news",
+            sa.Column("sentiment_score", sa.Numeric(5, 3), nullable=True),
+        )
 
 
 def downgrade() -> None: