Update README for pre commit hook

.pre-commit-config.yaml

@@ -12,3 +12,7 @@ repos:
     rev: 3.9.1
     hooks:
       - id: flake8
+  - repo: https://github.com/PyCQA/pylint
+    rev: v2.13.8
+    hooks:
+      - id: pylint

README.md

@@ -65,6 +65,28 @@ $ pip install -r requirements.txt
    `$ rabbitmqctl change_password reggie <new_password>`.
    - Note that rabbitmqctl may require sudo permissions and that changing the password will require a password
    change in the credentials within `test_producer.py` and `base_consumer.py` as well.
+
+
+### Setup pre commit hook
+
+- via Homebrew(Mac)
+
+```shell
+brew install pre-commit
+```
+
+- via pip
+
+```shell
+pip install pre-commit
+```
+
+After pre-commit is installed, run install in the repo directory:
+```shell
+$ pre-commit install
+> pre-commit installed at .git/hooks/pre-commit
+```
+
 # Run Project
 
 ## 1. Connect to OHPC/OOD