Typo.

.github/workflows/main.yml

@@ -12,7 +12,7 @@ jobs:
     - name: Checkout master
       uses: actions/checkout@v2
 
-    - name: Build PostgresQL container image
+    - name: Build PostgreSQL container image
       run: docker build --build-arg DATABASE_TYPE=postgresql --tag docker.pkg.github.com/mikecao/umami/umami:postgresql-$(echo $GITHUB_SHA | head -c7) .
 
     - name: Build MySQL container image

README.md

@@ -82,7 +82,7 @@ To build the umami container and start up a Postgres database, run:
 docker-compose up
 ```
 
-### Getting updates
+## Getting updates
 
 To get the latest features, simply do a pull, install any new dependencies, and rebuild: