Update changelog and readme

- add missing changelog items
- add `--verbose` to the example pre-commit config (it's a frequent
  question)
- add some example usage (and subtly endorse the brew formula
  maintained in homebrew-core)

Author: sirosen

CHANGELOG.rst

@@ -9,8 +9,11 @@ Unreleased
 ----------
 
 .. vendor-insert-here
-
 - Update vendored schemas (2023-09-20)
+- Add a ``--validator-class`` option for specifying a custom
+  ``jsonschema.protocols.Validator`` class to use (:pr:`327`, :issue:`262`)
+- Minor fix to hook regexes to explicitly match `.` chars. Thanks
+  :user:`skwde`! (:pr:`325`)
 
 0.26.3
 ------

README.md

@@ -26,8 +26,23 @@ files.
   rev: 0.26.3
   hooks:
     - id: check-github-workflows
+      args: ["--verbose"]
 ```
 
+### Installing and Running as a CLI Tool
+
+Install with `pipx` or `brew`:
+
+    pipx install check-jsonschema
+
+or
+
+    brew install check-jsonschema
+
+Then run, as in
+
+    check-jsonschema --schemafile schema.json instance.json
+
 ## Documentation
 
 Full documentation can be found at https://check-jsonschema.readthedocs.io/