Added device type interface startup script and sample YAML initializer

Renumber startup scripts to place platform initialization before the devices to enable platform specification during device creation

startup_scripts/180_platforms.py

@@ -0,0 +1,27 @@
+import sys
+
+from dcim.models import Manufacturer, Platform
+from startup_script_utils import load_yaml
+
+platforms = load_yaml("/opt/netbox/initializers/platforms.yml")
+
+if platforms is None:
+    sys.exit()
+
+optional_assocs = {
+    "manufacturer": (Manufacturer, "name"),
+}
+
+for params in platforms:
+
+    for assoc, details in optional_assocs.items():
+        if assoc in params:
+            model, field = details
+            query = {field: params.pop(assoc)}
+
+            params[assoc] = model.objects.get(**query)
+
+    platform, created = Platform.objects.get_or_create(**params)
+
+    if created:
+        print("💾 Created platform", platform.name)