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

pyproject.toml

@@ -0,0 +1,23 @@
+[build-system]
+requires = ["setuptools>=77"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "netbox-site-prefix"
+version = "1.0.0"
+description = "Adds a site-name prefix column to NetBox device and rack tables."
+readme = "README.md"
+requires-python = ">=3.12"
+license = "MIT"
+authors = [
+  { name = "NetBox Site Prefix contributors" },
+]
+classifiers = [
+  "Framework :: Django",
+  "Programming Language :: Python :: 3",
+  "Programming Language :: Python :: 3.12",
+]
+
+[tool.setuptools.packages.find]
+include = ["netbox_site_prefix*"]
+