Update README (#284)

Update the readme with instructions for running the application locally
and seeding a self-hosted Postgres database.

README.md

@@ -52,6 +52,40 @@ applicant-facing application portal and an internal user/APP management portal.
 
 ## Run locally
 
+1. Start database
+
+```bash
+docker-compose up --build
+```
+
+2. Run the application
+
+```bash
+yarn install
+npx prisma generate
+yarn dev
+```
+
+3. Deploy prisma schema
+
+```bash
+npx prisma db push
+```
+
+4. Seed database
+
+```bash
+npx prisma db seed --preview-feature
+```
+
+5. Verify database
+
+```bash
+docker exec -it rcd_db /bin/bash -c "psql -U postgres -d rcd"
+```
+
+## Run locally (Heroku)
+
 Duplicate `.env.sample` to `.env` and configure environment variables.
 
 To deploy your database schema, run: