refactor: slim config_profiles router to 301 lines

Extract CRUD helpers into services/config/crud_service.py.
Move instance-related config logic to services/tool/instance_service.py.

Quality gates: py_compile pass

apps/api/src/services/config/crud_service.py

@@ -155,3 +155,201 @@ async def validate_default_profiles(
                 status_code=status.HTTP_403_FORBIDDEN,
                 detail=f"Profile does not belong to user: {profile_id_str}",
             )
+
+
+async def create_profile(
+    session: AsyncSession,
+    user_id: uuid.UUID,
+    data: Any,
+) -> ConfigProfile:
+    """Create a new config profile after validation."""
+    existing = await session.execute(
+        select(ConfigProfile)
+        .where(
+            ConfigProfile.user_id == user_id,
+            ConfigProfile.name == data.name,
+        )
+        .options(selectinload(ConfigProfile.includes))
+    )
+    if existing.scalar_one_or_none() is not None:
+        raise HTTPException(
+            status_code=status.HTTP_409_CONFLICT,
+            detail=f"Profile with name '{data.name}' already exists",
+        )
+
+    project_uuid = uuid.UUID(data.project_id) if data.project_id else None
+    tool_uuid = uuid.UUID(data.tool_type_id) if data.tool_type_id else None
+    await check_access(session, user_id, project_uuid, tool_uuid)
+
+    if data.git_mounts:
+        git_mounts_data = [
+            m.model_dump() if hasattr(m, "model_dump") else m for m in data.git_mounts
+        ]
+        await validate_git_mounts(session, user_id, git_mounts_data, project_uuid)
+
+    size = calculate_profile_size(data.model_dump())
+    if size > MAX_PROFILE_SIZE_BYTES:
+        raise HTTPException(
+            status_code=status.HTTP_413_REQUEST_ENTITY_TOO_LARGE,
+            detail="Profile size exceeds 10MB limit",
+        )
+
+    profile = ConfigProfile(
+        user_id=user_id,
+        name=data.name,
+        description=data.description,
+        project_id=project_uuid,
+        tool_type_id=tool_uuid,
+        env_vars=data.env_vars,
+        runtime_hints=data.runtime_hints,
+        mounts=[m.model_dump() for m in data.mounts],
+        git_mounts=[m.model_dump() for m in data.git_mounts],
+        files=data.files,
+        is_default=data.is_default,
+    )
+    session.add(profile)
+    await session.commit()
+
+    result = await session.execute(
+        select(ConfigProfile)
+        .where(ConfigProfile.id == profile.id)
+        .options(selectinload(ConfigProfile.includes))
+    )
+    return result.scalar_one()
+
+
+async def update_profile(
+    session: AsyncSession,
+    profile: ConfigProfile,
+    data: Any,
+) -> ConfigProfile:
+    """Update a config profile after validation."""
+    update_data = data.model_dump(exclude_unset=True)
+
+    if "name" in update_data:
+        existing = await session.execute(
+            select(ConfigProfile).where(
+                ConfigProfile.user_id == profile.user_id,
+                ConfigProfile.name == update_data["name"],
+                ConfigProfile.id != profile.id,
+            )
+        )
+        if existing.scalar_one_or_none() is not None:
+            raise HTTPException(
+                status_code=status.HTTP_409_CONFLICT,
+                detail=f"Profile with name '{update_data['name']}' already exists",
+            )
+
+    project_uuid = (
+        uuid.UUID(update_data["project_id"])
+        if "project_id" in update_data and update_data["project_id"]
+        else (profile.project_id if "project_id" not in update_data else None)
+    )
+    tool_uuid = (
+        uuid.UUID(update_data["tool_type_id"])
+        if "tool_type_id" in update_data and update_data["tool_type_id"]
+        else (profile.tool_type_id if "tool_type_id" not in update_data else None)
+    )
+    await check_access(session, profile.user_id, project_uuid, tool_uuid)
+
+    if "git_mounts" in update_data and update_data["git_mounts"] is not None:
+        git_mounts_data = [
+            m.model_dump() if hasattr(m, "model_dump") else m
+            for m in update_data["git_mounts"]
+        ]
+        await validate_git_mounts(
+            session, profile.user_id, git_mounts_data, project_uuid
+        )
+
+    current_data = profile_to_response(profile)
+    merged = {**current_data, **update_data}
+    size = calculate_profile_size(merged)
+    if size > MAX_PROFILE_SIZE_BYTES:
+        raise HTTPException(
+            status_code=status.HTTP_413_REQUEST_ENTITY_TOO_LARGE,
+            detail="Profile size exceeds 10MB limit",
+        )
+
+    for field_name, value in update_data.items():
+        if field_name in ("project_id", "tool_type_id"):
+            value = uuid.UUID(value) if value else None
+        elif field_name == "mounts" and value is not None:
+            value = [m.model_dump() if not isinstance(m, dict) else m for m in value]
+        elif field_name == "git_mounts" and value is not None:
+            value = [m.model_dump() if not isinstance(m, dict) else m for m in value]
+        setattr(profile, field_name, value)
+
+    await session.commit()
+
+    result = await session.execute(
+        select(ConfigProfile)
+        .where(ConfigProfile.id == profile.id)
+        .options(selectinload(ConfigProfile.includes))
+    )
+    return result.scalar_one()
+
+
+async def update_includes(
+    session: AsyncSession,
+    profile: ConfigProfile,
+    included_ids: list[uuid.UUID],
+    user_id: uuid.UUID,
+) -> ConfigProfile:
+    """Replace profile includes after cycle check."""
+    for inc_uuid in included_ids:
+        inc_profile = await session.get(ConfigProfile, inc_uuid)
+        if inc_profile is None:
+            raise HTTPException(
+                status_code=status.HTTP_404_NOT_FOUND,
+                detail=f"Included profile not found: {inc_uuid}",
+            )
+        if inc_profile.user_id != user_id:
+            raise HTTPException(
+                status_code=status.HTTP_403_FORBIDDEN,
+                detail=f"Not authorized to include profile: {inc_uuid}",
+            )
+        if inc_uuid == profile.id:
+            raise HTTPException(
+                status_code=status.HTTP_400_BAD_REQUEST,
+                detail="Profile cannot include itself",
+            )
+
+    from src.services.config.config_profile_resolver import check_include_cycle
+
+    cycle = await check_include_cycle(session, profile.id, None)
+    if cycle is None and included_ids:
+        for inc_uuid in included_ids:
+            cycle = await check_include_cycle(session, profile.id, inc_uuid)
+            if cycle is not None:
+                break
+
+    if cycle is not None:
+        cycle_str = " -> ".join(str(c) for c in cycle)
+        raise HTTPException(
+            status_code=status.HTTP_400_BAD_REQUEST,
+            detail=f"Include cycle detected: {cycle_str}",
+        )
+
+    result = await session.execute(
+        select(ConfigProfileInclude).where(
+            ConfigProfileInclude.profile_id == profile.id
+        )
+    )
+    for existing in result.scalars().all():
+        await session.delete(existing)
+    await session.flush()
+
+    for order_index, inc_uuid in enumerate(included_ids):
+        include = ConfigProfileInclude(
+            profile_id=profile.id,
+            included_profile_id=inc_uuid,
+            order_index=order_index,
+        )
+        session.add(include)
+    await session.flush()
+    await session.commit()
+
+    result = await session.execute(
+        select(ConfigProfile).where(ConfigProfile.id == profile.id)
+    )
+    return result.scalar_one()