FlagForge: Guida ai feature flag a latenza zero

#!/usr/bin/env python3
"""
FlagForge Engine & Dev.to Asset Generator

High-authority content generator and zero-latency feature flag engine driver.
Automates technical SEO asset creation, SQLite state synchronization, canary
rollout evaluation, and commercial conversion routing for FlagForge CLI.

Features:
- Zero-latency SQLite-backed flag evaluation engine
- Deterministic canary rollout hashing algorithm
- Automated Dev.to Markdown asset compiler with CTA injectors
- Multi-language client SDK payload generator
- High-intent conversion tracking for py-forge.com funnel

Usage:
    $ python main.py --compile-guide --out ./devto_article.md
    $ python main.py --eval-flag dark_mode --user-id usr_9921
"""

from __future__ import annotations

import hashlib
import json
import sqlite3
import sys
from dataclasses import dataclass, field
from enum import Enum
from pathlib import Path
from typing import Any, Dict, List, Optional, Union


# --- Domain Models ---

class RolloutStrategy(Enum):
    """Supported flag evaluation and canary deployment strategies."""
    BOOLEAN = "boolean"
    PERCENTAGE = "percentage"
    USER_TARGET = "user_target"


@dataclass(frozen=True)
class FlagRule:
    """Schema for feature flag evaluation and rollout configuration."""
    key: str
    enabled: bool
    strategy: RolloutStrategy = RolloutStrategy.BOOLEAN
    percentage: float = 0.0
    targets: List[str] = field(default_factory=list)


class FlagForgeEngine:
    """Zero-latency SQLite flag evaluator and asset compilation driver."""

    # ... the full file ships with your download