added frontend and updated backend with docker, wrote some initial instructions

frontend/src/api/fetchCourse.ts

@@ -0,0 +1,45 @@
+// function to fetch course data from the API
+
+import { Module } from "../model/module.ts";
+
+export async function fetchCourse(): Promise<string[]> {
+  const courses: string[] = [];
+  await fetch("/api/courses")
+    .then((response) => {
+      return response.json();
+    })
+    .then((coursesResponse) => {
+      coursesResponse.forEach((course: string) => courses.push(course));
+    });
+  return courses;
+}
+
+export async function fetchModulesByCourseAndSemester(
+  course: string,
+  semester: string,
+): Promise<Module[]> {
+  const modules: Module[] = [];
+  await fetch("/api/course/modules?course=" + course + "&semester=" + semester)
+    .then((response) => {
+      return response.json();
+    })
+    .then((modulesResponse) => {
+      modulesResponse.forEach((module: string) =>
+        modules.push(new Module(module, course)),
+      );
+    });
+  return modules;
+}
+
+export async function fetchAllModules(): Promise<Module[]> {
+  let modules: Module[] = [];
+  await fetch("/api/modules")
+    .then((response) => {
+      return response.json() as Promise<Module[]>;
+    })
+    .then((responseModules: Module[]) => {
+      modules = responseModules as Module[];
+    });
+
+  return modules;
+}