feat: add site prefix column to device and rack tables

- derive prefix from the first word of the site name
- display prefix as the first data column
- support NetBox 4.6.5 through 4.6.x
- add packaging, installation documentation, and tests

netbox_site_prefix/__init__.py

@@ -0,0 +1,21 @@
+from netbox.plugins import PluginConfig
+
+
+class SitePrefixConfig(PluginConfig):
+    name = "netbox_site_prefix"
+    verbose_name = "Site Prefix"
+    author = "LKE"
+    description = "Shows the first word of the site name in device and rack tables."
+    version = "1.0.0"
+    min_version = "4.6.5"
+    max_version = "4.6.99"
+
+    def ready(self):
+        super().ready()
+
+        # Importing the module registers its columns with NetBox.
+        from . import tables  # noqa: F401
+
+
+config = SitePrefixConfig
+