feat: add config profiles

- Add ConfigProfile and ConfigProfileInclude data models with migrations
- Implement profile resolver service with ordered includes and merge rules
- Add profile CRUD API with validation, compatibility, and cycle detection
- Add instance API plumbing for profile selection on create/start/restart
- Add resolved profile preview and default resolution APIs
- Add frontend config profile API client and management UI
- Add launch/restart profile selection UI
- Add backend integration and unit tests (31 passing)

OpenSpec: add-config-profiles
Quality gates: ruff, TypeScript compile, 31 tests passing

apps/api/alembic/versions/2026_05_24_add_config_profiles.py

@@ -0,0 +1,86 @@
+"""add_config_profiles
+
+Revision ID: 2026_05_24_add_config_profiles
+Revises: f3d2dc90ba3a
+Create Date: 2026-05-24 14:00:00.000000
+"""
+
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import postgresql
+
+# revision identifiers, used by Alembic.
+revision: str = "2026_05_24_add_config_profiles"
+down_revision: Union[str, Sequence[str], None] = "f3d2dc90ba3a"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # Create config_profiles table
+    op.create_table(
+        "config_profiles",
+        sa.Column("id", postgresql.UUID(as_uuid=True), server_default=sa.text("gen_random_uuid()"), nullable=False),
+        sa.Column("user_id", postgresql.UUID(as_uuid=True), sa.ForeignKey("users.id", ondelete="CASCADE"), nullable=False),
+        sa.Column("name", sa.String(255), nullable=False),
+        sa.Column("description", sa.Text(), nullable=True),
+        sa.Column("project_id", postgresql.UUID(as_uuid=True), sa.ForeignKey("projects.id", ondelete="CASCADE"), nullable=True),
+        sa.Column("tool_type_id", postgresql.UUID(as_uuid=True), sa.ForeignKey("tool_types.id", ondelete="CASCADE"), nullable=True),
+        sa.Column("env_vars", postgresql.JSONB(astext_type=sa.Text()), nullable=False, server_default="{}"),
+        sa.Column("runtime_hints", postgresql.JSONB(astext_type=sa.Text()), nullable=False, server_default="{}"),
+        sa.Column("mounts", postgresql.JSONB(astext_type=sa.Text()), nullable=False, server_default="[]"),
+        sa.Column("files", postgresql.JSONB(astext_type=sa.Text()), nullable=False, server_default="{}"),
+        sa.Column("is_default", sa.Boolean(), nullable=False, server_default="false"),
+        sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.text("NOW()"), nullable=False),
+        sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.text("NOW()"), nullable=False),
+        sa.PrimaryKeyConstraint("id"),
+        sa.UniqueConstraint("user_id", "name", name="uq_config_profiles_user_name"),
+    )
+
+    # Create indexes for config_profiles
+    op.create_index("idx_config_profiles_user", "config_profiles", ["user_id"])
+    op.create_index("idx_config_profiles_project", "config_profiles", ["project_id"])
+    op.create_index("idx_config_profiles_tool_type", "config_profiles", ["tool_type_id"])
+
+    # Create config_profile_includes table
+    op.create_table(
+        "config_profile_includes",
+        sa.Column("id", postgresql.UUID(as_uuid=True), server_default=sa.text("gen_random_uuid()"), nullable=False),
+        sa.Column("profile_id", postgresql.UUID(as_uuid=True), sa.ForeignKey("config_profiles.id", ondelete="CASCADE"), nullable=False),
+        sa.Column("included_profile_id", postgresql.UUID(as_uuid=True), sa.ForeignKey("config_profiles.id", ondelete="CASCADE"), nullable=False),
+        sa.Column("order_index", sa.Integer(), nullable=False, server_default="0"),
+        sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.text("NOW()"), nullable=False),
+        sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.text("NOW()"), nullable=False),
+        sa.PrimaryKeyConstraint("id"),
+        sa.UniqueConstraint("profile_id", "included_profile_id", name="uq_config_profile_includes"),
+    )
+
+    # Create indexes for config_profile_includes
+    op.create_index("idx_config_profile_includes_profile", "config_profile_includes", ["profile_id"])
+    op.create_index("idx_config_profile_includes_included", "config_profile_includes", ["included_profile_id"])
+
+    # Add selected_config_profile_id to tool_instances
+    op.add_column(
+        "tool_instances",
+        sa.Column("selected_config_profile_id", postgresql.UUID(as_uuid=True), sa.ForeignKey("config_profiles.id", ondelete="SET NULL"), nullable=True),
+    )
+    op.create_index("idx_tool_instances_config_profile", "tool_instances", ["selected_config_profile_id"])
+
+
+def downgrade() -> None:
+    # Remove selected_config_profile_id from tool_instances
+    op.drop_index("idx_tool_instances_config_profile", table_name="tool_instances")
+    op.drop_column("tool_instances", "selected_config_profile_id")
+
+    # Drop config_profile_includes table
+    op.drop_index("idx_config_profile_includes_included", table_name="config_profile_includes")
+    op.drop_index("idx_config_profile_includes_profile", table_name="config_profile_includes")
+    op.drop_table("config_profile_includes")
+
+    # Drop config_profiles table
+    op.drop_index("idx_config_profiles_tool_type", table_name="config_profiles")
+    op.drop_index("idx_config_profiles_project", table_name="config_profiles")
+    op.drop_index("idx_config_profiles_user", table_name="config_profiles")
+    op.drop_table("config_profiles")