feat: Extend docker local setups, remove request URL from API composables

legalconsenthub-backend/Dockerfile

@@ -33,12 +33,16 @@ RUN apk add --no-cache \
     texmf-dist-fontsextra
 
 RUN addgroup -S spring && adduser -S spring -G spring
+
+# PDF cache directory must be writable by the non-root user (and ideally mounted as a volume in production)
+RUN mkdir -p /var/lib/legalconsenthub/pdfs && chown -R spring:spring /var/lib/legalconsenthub
 USER spring:spring
 
 COPY --from=builder /workspace/app/build/libs/*.jar app.jar
 
 ENV SPRING_PROFILES_ACTIVE=prod
 ENV JAVA_OPTS="-Xms256m -Xmx512m"
+ENV LEGALCONSENTHUB_PDF_STORAGE_FILESYSTEM_BASE_DIR=/var/lib/legalconsenthub/pdfs
 
 EXPOSE 8080