build: 打通 FastAPI 与 Vue 最小工程、依赖与数据库连接

后端入口、配置、Redis 与 Alembic 迁移就位；前端 Vite 工程可安装可构建。

backend/alembic/versions/621095beb234_add_mcp_tools_tables.py

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+"""
+Copyright 2024-2026 ReplyPier
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+"""
+
+"""add_mcp_tools_tables
+
+Revision ID: 621095beb234
+Revises: 7991b4fc00d8
+Create Date: 2025-07-27 16:45:37.520270
+
+"""
+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 = '621095beb234'
+down_revision: Union[str, None] = '7991b4fc00d8'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+  
+
+    op.create_table('mcp_tools',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('name', sa.String(), nullable=False),
+    sa.Column('description', sa.Text(), nullable=True),
+    sa.Column('transport_type', sa.Enum('STDIO', 'SSE', 'HTTP', name='mcptransporttype'), nullable=False),
+    sa.Column('enabled', sa.Boolean(), nullable=False),
+    sa.Column('command', sa.String(), nullable=True),
+    sa.Column('args', postgresql.JSON(astext_type=sa.Text()), nullable=True),
+    sa.Column('env_vars', postgresql.JSON(astext_type=sa.Text()), nullable=True),
+    sa.Column('url', sa.String(), nullable=True),
+    sa.Column('headers', postgresql.JSON(astext_type=sa.Text()), nullable=True),
+    sa.Column('timeout', sa.Integer(), nullable=True),
+    sa.Column('sse_read_timeout', sa.Integer(), nullable=True),
+    sa.Column('terminate_on_close', sa.Boolean(), nullable=True),
+    sa.Column('organization_id', sa.UUID(), nullable=False),
+    sa.Column('created_at', sa.DateTime(), server_default=sa.text('now()'), nullable=True),
+    sa.Column('updated_at', sa.DateTime(), server_default=sa.text('now()'), nullable=True),
+    sa.ForeignKeyConstraint(['organization_id'], ['organizations.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_index(op.f('ix_mcp_tools_id'), 'mcp_tools', ['id'], unique=False)
+
+    op.create_table('mcp_tool_to_agent',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('mcp_tool_id', sa.Integer(), nullable=False),
+    sa.Column('agent_id', sa.UUID(), nullable=False),
+    sa.Column('created_at', sa.DateTime(), server_default=sa.text('now()'), nullable=True),
+    sa.ForeignKeyConstraint(['agent_id'], ['agents.id'], ),
+    sa.ForeignKeyConstraint(['mcp_tool_id'], ['mcp_tools.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_index(op.f('ix_mcp_tool_to_agent_id'), 'mcp_tool_to_agent', ['id'], unique=False)
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_index(op.f('ix_mcp_tool_to_agent_id'), table_name='mcp_tool_to_agent')
+    op.drop_table('mcp_tool_to_agent')
+
+    op.drop_index(op.f('ix_mcp_tools_id'), table_name='mcp_tools')
+    op.drop_table('mcp_tools')
+
+    # ### end Alembic commands ###