feat(db): update postgres configuration

Increase memory limits and adjust postgres image version.
Add Swedish locale settings and create a new database for supplier.

postgres.yaml

@@ -26,6 +26,7 @@ data:
     	CREATE DATABASE invoice WITH OWNER postgres ENCODING utf8;
     	CREATE DATABASE notification WITH OWNER postgres ENCODING utf8;
     	CREATE DATABASE salary WITH OWNER postgres ENCODING utf8;
+    	CREATE DATABASE supplier WITH OWNER postgres ENCODING utf8;
     	CREATE DATABASE time WITH OWNER postgres ENCODING utf8;
     	CREATE DATABASE dancefinder WITH OWNER postgres ENCODING utf8;
     	CREATE DATABASE hifi WITH OWNER postgres ENCODING utf8;
@@ -47,13 +48,18 @@ spec:
     spec:
       containers:
       - name: postgres
-        image: argoyle/postgres-sv_se:15
+        image: postgres:16-alpine
+        args:
+        - -c
+        - shared_buffers=384MB
+        - -c
+        - max_connections=300
         imagePullPolicy: "IfNotPresent"
         resources:
           requests:
-            memory: 200Mi
+            memory: 400Mi
           limits:
-            memory: 300Mi
+            memory: 600Mi
         ports:
         - containerPort: 5432
         env:
@@ -63,6 +69,10 @@ spec:
           value: postgres
         - name: POSTGRES_PASSWORD
           value: postgres
+        - name: LANG
+          value: sv_SE.utf8
+        - name: POSTGRES_INITDB_ARGS
+          value: --locale-provider=icu --icu-locale=sv-SE
         volumeMounts:
         - name: data
           mountPath: /var/lib/postgresql/data