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Initial commit: MyMidas personal finance tracker

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Full-stack self-hosted finance app with FastAPI backend and React frontend.

Features:
- Accounts, transactions, budgets, investments with GBP base currency
- CSV import with auto-detection for 10 UK bank formats
- ML predictions: spending forecast, net worth projection, Monte Carlo
- 7 selectable themes (Obsidian, Arctic, Midnight, Vault, Terminal, Synthwave, Ledger)
- Receipt/document attachments on transactions (JPEG, PNG, WebP, PDF)
- AES-256-GCM field encryption, RS256 JWT, TOTP 2FA, RLS, audit log
- Encrypted nightly backups + key rotation script
- Mobile-responsive layout with bottom nav

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
megaproxy 2026-04-21 11:56:10 +00:00
commit 61a7884ee5
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backend/app/db/models/investment_holding.py Normal file
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import uuid
from datetime import datetime
from decimal import Decimal
from sqlalchemy import DateTime, ForeignKey, Numeric, String
from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.orm import Mapped, mapped_column, relationship
from app.db.base import Base
class InvestmentHolding(Base):
__tablename__ = "investment_holdings"
id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
user_id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), ForeignKey("users.id", ondelete="CASCADE"), nullable=False, index=True)
account_id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), ForeignKey("accounts.id"), nullable=False)
asset_id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), ForeignKey("assets.id"), nullable=False)
quantity: Mapped[Decimal] = mapped_column(Numeric(30, 10), default=0, nullable=False)
avg_cost_basis: Mapped[Decimal] = mapped_column(Numeric(20, 8), default=0, nullable=False)
currency: Mapped[str] = mapped_column(String(10), nullable=False)
created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), nullable=False)
updated_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), nullable=False)
account: Mapped["Account"] = relationship(back_populates="holdings", lazy="noload") # type: ignore[name-defined]
asset: Mapped["Asset"] = relationship(back_populates="holdings", lazy="noload") # type: ignore[name-defined]
investment_transactions: Mapped[list["InvestmentTransaction"]] = relationship(back_populates="holding", lazy="noload") # type: ignore[name-defined]