Add support for additional environment variables

Introduced new ARG directives in Dockerfile to handle DATASOURCE_URL, DATASOURCE_USERNAME, and SPRING_PROFILE. This addition ensures these variables can be passed at build time, improving flexibility in configuration.

Dockerfile

@@ -16,9 +16,14 @@ COPY --from=build target/dictionary-*.jar /dictionary.jar
 # Time zone
 ENV TZ="US/Eastern"
 
+ARG DATASOURCE_URL
+ARG DATASOURCE_USERNAME
+ARG SPRING_PROFILE
+
 # If a --env-file is passed in, you can override these values
 ENV DATASOURCE_URL=${DATASOURCE_URL}
 ENV DATASOURCE_USERNAME=${DATASOURCE_USERNAME}
+ENV SPRING_PROFILE=${SPRING_PROFILE}
 
 # Default to no profile
-ENTRYPOINT java $DEBUG_VARS $PROXY_VARS -Xmx8192m -jar /dictionary.jar --spring.profiles.active=${SPRING_PROFILE:-}
+ENTRYPOINT java $DEBUG_VARS $PROXY_VARS -Xmx8192m -jar /dictionary.jar --spring.profiles.active=${SPRING_PROFILE:-}