Chore:

- Update README.md
- Update config to use postgresql
- Add .vscode/settings.json

README.md

@@ -1,12 +1,36 @@
 # CMT
+### Starting the application
+```bash
+cd backend
+fastapi run --reload app/main.py
+```
 ### DB
+MySQL
 ```sql
--- db setup
+-- MySQL db setup
 cat db_setup.sql | mysql -u root -p
 -- table setup
 cat db_table_setup.sql | mysql -u admin -p CMT
 ```
+Postgresql
+```bash
+# Installation - Arch
+sudo pacman -Syu postgresql
 
+# Initialising db cluster
+sudo -u postgres initdb -D /var/lib/postgres/data
+
+# enable + start service
+sudo systemctl enable --now postgresql
+
+# Creating user
+sudo -u postgres createuser -P appuser
+# Creating db owned by this user
+sudo -u postgres createdb -O appuser db_name
+
+# Test
+psql "postgresql://appuser:secret@localhost:5432/appdb"
+```
 ### Testing
 ```
 cd backend