Backend: - Chat, Message, ContextFile models + Alembic migration - Chat CRUD with per-user limit enforcement (max_chats) - SSE streaming endpoint: saves user message, streams Claude response, saves assistant message with token usage metadata - Context assembly: primary context file + conversation history - Admin context CRUD (GET/PUT with version tracking) - Anthropic SDK integration with async streaming - Chat ownership isolation (users can't access each other's chats) Frontend: - Chat page with sidebar chat list + main chat window - Real-time SSE streaming via fetch + ReadableStream - Message bubbles with Markdown rendering (react-markdown) - Auto-growing message input (Enter to send, Shift+Enter newline) - Zustand chat store for streaming state management - Admin primary context editor with unsaved changes warning - Updated routing: /chat, /chat/:chatId, /admin/context - Enabled Chat and Admin sidebar navigation - English + Russian translations for all new UI Infrastructure: - nginx: disabled proxy buffering for SSE support - Added ANTHROPIC_API_KEY and CLAUDE_MODEL to config Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
27 lines
1.1 KiB
Python
27 lines
1.1 KiB
Python
import uuid
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from datetime import datetime
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from sqlalchemy import DateTime, ForeignKey, Integer, String, Text, UniqueConstraint, func
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from sqlalchemy.dialects.postgresql import UUID
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from sqlalchemy.orm import Mapped, mapped_column
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from app.database import Base
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class ContextFile(Base):
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__tablename__ = "context_files"
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__table_args__ = (UniqueConstraint("type", "user_id", name="uq_context_files_type_user"),)
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type: Mapped[str] = mapped_column(String(20), nullable=False)
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user_id: Mapped[uuid.UUID | None] = mapped_column(
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UUID(as_uuid=True), ForeignKey("users.id", ondelete="CASCADE"), nullable=True
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)
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content: Mapped[str] = mapped_column(Text, nullable=False, default="")
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version: Mapped[int] = mapped_column(Integer, nullable=False, default=1)
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updated_by: Mapped[uuid.UUID | None] = mapped_column(
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UUID(as_uuid=True), ForeignKey("users.id", ondelete="SET NULL"), nullable=True
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)
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updated_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True), server_default=func.now(), onupdate=func.now(), nullable=False
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)
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