Initial InfraPulse scaffold

worker/app/jobs/__init__.py

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+"""Background jobs."""

worker/app/jobs/alerts.py

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+from dataclasses import dataclass
+
+
+@dataclass(frozen=True)
+class AlertEvaluation:
+    should_open_incident: bool
+    should_resolve_incident: bool
+    message: str
+
+
+def evaluate_status_rule(current_status: str, failure_count: int, threshold: int) -> AlertEvaluation:
+    if current_status == "up":
+        return AlertEvaluation(False, True, "Monitor recovered")
+    if failure_count >= threshold:
+        return AlertEvaluation(True, False, f"Monitor failed {failure_count} times")
+    return AlertEvaluation(False, False, "Failure threshold not reached")

worker/app/jobs/notifications.py

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+from dataclasses import dataclass
+
+import httpx
+
+
+@dataclass(frozen=True)
+class WebhookNotification:
+    url: str
+    text: str
+
+
+async def send_generic_webhook(notification: WebhookNotification) -> None:
+    async with httpx.AsyncClient(timeout=10) as client:
+        await client.post(notification.url, json={"text": notification.text})