Added basics for the runner team controller

ref #13

src/errors/RunnerTeamErrors.ts

@@ -0,0 +1,39 @@
+import { IsString } from 'class-validator';
+import { NotAcceptableError, NotFoundError } from 'routing-controllers';
+
+/**
+ * Error to throw when a runner team couldn't be found.
+ * Implemented this ways to work with the json-schema conversion for openapi.
+ */
+export class RunnerTeamNotFoundError extends NotFoundError {
+	@IsString()
+	name = "RunnerTeamNotFoundError"
+
+	@IsString()
+	message = "RunnerTeam not found!"
+}
+
+/**
+ * Error to throw when two runner teams' ids don't match.
+ * Usually occurs when a user tries to change a runner's id.
+ * Implemented this way to work with the json-schema conversion for openapi.
+ */
+export class RunnerTeamIdsNotMatchingError extends NotAcceptableError {
+	@IsString()
+	name = "RunnerTeamIdsNotMatchingError"
+
+	@IsString()
+	message = "The id's don't match!! \n And if you wanted to change a runner's id: This isn't allowed"
+}
+
+/**
+ * Error to throw when a team still has runners associated.
+ * Implemented this waysto work with the json-schema conversion for openapi.
+ */
+export class RunnerTeamHasRunnersError extends NotAcceptableError {
+	@IsString()
+	name = "RunnerTeamHasRunnersError"
+
+	@IsString()
+	message = "This team still has runners associated with it. \n If you want to delete this team with all it's runners and teams ass `?force` to your query."
+}