feat: add SQL query tool, platform debug, loyalty settings, and multi-module improvements

- Add admin SQL query tool with saved queries, schema explorer presets,
  and collapsible category sections (dev_tools module)
- Add platform debug tool for admin diagnostics
- Add loyalty settings page with owner-only access control
- Fix loyalty settings owner check (use currentUser instead of window.__userData)
- Replace HTTPException with AuthorizationException in loyalty routes
- Expand loyalty module with PIN service, Apple Wallet, program management
- Improve store login with platform detection and multi-platform support
- Update billing feature gates and subscription services
- Add store platform sync improvements and remove is_primary column
- Add unit tests for loyalty (PIN, points, stamps, program services)
- Update i18n translations across dev_tools locales

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

app/modules/dev_tools/migrations/versions/dev_tools_002_saved_queries.py

@@ -0,0 +1,47 @@
+"""dev_tools saved queries
+
+Revision ID: dev_tools_002
+Revises: dev_tools_001
+Create Date: 2026-03-10
+"""
+import sqlalchemy as sa
+
+from alembic import op
+
+revision = "dev_tools_002"
+down_revision = "dev_tools_001"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.create_table(
+        "dev_tools_saved_queries",
+        sa.Column("id", sa.Integer(), primary_key=True, index=True),
+        sa.Column("name", sa.String(200), nullable=False, index=True),
+        sa.Column("description", sa.Text(), nullable=True),
+        sa.Column("sql_text", sa.Text(), nullable=False),
+        sa.Column(
+            "created_by", sa.Integer(), sa.ForeignKey("users.id"), nullable=False
+        ),
+        sa.Column("last_run_at", sa.DateTime(timezone=True), nullable=True),
+        sa.Column(
+            "run_count", sa.Integer(), nullable=False, server_default="0"
+        ),
+        sa.Column(
+            "created_at",
+            sa.DateTime(timezone=True),
+            server_default=sa.func.now(),
+            nullable=False,
+        ),
+        sa.Column(
+            "updated_at",
+            sa.DateTime(timezone=True),
+            server_default=sa.func.now(),
+            nullable=False,
+        ),
+    )
+
+
+def downgrade() -> None:
+    op.drop_table("dev_tools_saved_queries")