Initial commit: Vultr API v2 Python wrapper with FastAPI server

- vultr_api/: Python library wrapping Vultr API v2
  - 17 resource modules (instances, dns, firewall, vpc, etc.)
  - Pagination support, error handling

- server/: FastAPI REST server
  - All API endpoints exposed via HTTP
  - X-API-Key header authentication
  - Swagger docs at /docs

- Podman quadlet config for systemd deployment

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

server/routers/__init__.py

@@ -0,0 +1,38 @@
+"""API Routers"""
+from . import (
+    account,
+    instances,
+    dns,
+    firewall,
+    ssh_keys,
+    startup_scripts,
+    snapshots,
+    block_storage,
+    reserved_ips,
+    vpc,
+    load_balancers,
+    bare_metal,
+    backups,
+    plans,
+    regions,
+    os_api,
+)
+
+__all__ = [
+    "account",
+    "instances",
+    "dns",
+    "firewall",
+    "ssh_keys",
+    "startup_scripts",
+    "snapshots",
+    "block_storage",
+    "reserved_ips",
+    "vpc",
+    "load_balancers",
+    "bare_metal",
+    "backups",
+    "plans",
+    "regions",
+    "os_api",
+]