Add a Submit report generator

core/src/main/java/nl/tudelft/ewi/auta/core/report/SubmitAppReportGenerator.java

+package nl.tudelft.ewi.auta.core.report;
+
+import nl.tudelft.ewi.auta.core.authentication.UserProvider;
+import org.springframework.stereotype.Service;
+import org.springframework.web.servlet.view.freemarker.FreeMarkerConfigurer;
+
+/**
+ * Generates reports for consumption by Submit.
+ *
+ * Follows a Markdown-like style.
+ */
+@Service
+public class SubmitAppReportGenerator extends GenericReportGenerator {
+    /**
+     * Creates a new Submit report generator.
+     *
+     * @param configurer the freemarker configurer
+     * @param reportAuthorizationFilter the report authorization filter
+     * @param userProvider the user provider to determine the current authorization level
+     */
+    public SubmitAppReportGenerator(
+            final FreeMarkerConfigurer configurer,
+            final ReportAuthorizationFilter reportAuthorizationFilter,
+            final UserProvider userProvider
+    ) {
+        super(configurer, reportAuthorizationFilter, userProvider);
+    }
+
+    /**
+     * Returns the template name.
+     *
+     * @return the template name
+     */
+    @Override
+    public String getTemplateName() {
+        return "submit/submit-report.ftlh";
+    }
+}

core/src/main/resources/nl/tudelft/ewi/auta/core/ui/submit/submit-report.ftlh

+<#-- @ftlvariable name="error" type="String" -->
+<#-- @ftlvariable name="tips" type="java.util.Map<String, java.util.List>" -->
+<#-- @ftlvariable name="warnings" type="java.util.Map<String, java.util.List>" -->
+<#-- @ftlvariable name="failures" type="java.util.Map<String, java.util.List>" -->
+<#if error??>
+## A server-side error occurred. Please show this message to your TA
+${error}
+<#else>
+<#list tips as tip, entityNames>
+## Tip
+${tip}
+
+This applies to:
+<#list entityNames as entityName>
+* ${entityName}
+</#list>
+</#list>
+
+<#if failures?has_content>
+## Failures
+<#list failures as entityName, failureMessages>
+<#if failureMessages?has_content>
+  ### ${entityName}
+<#list failureMessages as msg>
+    ${msg}
+</#list>
+</#if>
+</#list>
+</#if>
+
+<#if warnings?has_content>
+## Warnings
+<#list warnings as entityName, warningMessages>
+<#if warningMessages?has_content>
+  ### ${entityName}
+<#list warningMessages as msg>
+    ${msg}
+</#list>
+</#if>
+</#list>
+</#if>
+
+<#if info?has_content>
+## Info
+<#list info as entityName, infoMessage>
+<#if infoMessage?has_content>
+  ### ${entityName}
+<#list infoMessage as msg>
+<#noautoesc>
+    #### ${msg}
+</#noautoesc>
+</#list>
+</#if>
+</#list>
+</#if>
+</#if>