feat: Add GET and DELETE endpoints for comments

backend/routes/api/comments.js

@@ -1,5 +1,40 @@
+/**
+ * Express router for handling comments.
+ * @type {import("express").Router}
+ */
 const router = require("express").Router();
 const mongoose = require("mongoose");
 const Comment = mongoose.model("Comment");
 
 module.exports = router;
+
+/**
+ * GET /api/comments
+ * Retrieves all comments.
+ * @param {import("express").Request} req - The request object.
+ * @param {import("express").Response} res - The response object.
+ */
+router.get("/", (req, res) => {
+    Comment.find()
+            .then(comments => {
+                res.json({ comments });
+            })
+            .catch(err => {
+                console.log(err);
+            });
+});
+
+/**
+ * DELETE /api/comments/:id
+ * Deletes a comment by ID.
+ * @param {import("express").Request} req - The request object.
+ * @param {import("express").Response} res - The response object.
+ */
+router.delete("/:id", async (req, res) => {
+        try {
+                await Comment.findByIdAndRemove(req.params.id);
+                res.json({ success: true });
+        } catch (err) {
+                console.log(err);
+        }
+});