cleaned up db resource leaks

api/src/routes/applications.ts

@@ -207,8 +207,9 @@ router.post('/:id/comment', [requireLogin], async (req: Request, res: Response)
   )
 VALUES(?, ?, ?);`
 
+
   try {
-    const conn = await pool.getConnection();
+    var conn = await pool.getConnection();
 
     const result = await conn.query(sql, [appID, user.id, data])
     console.log(result)
@@ -232,6 +233,8 @@ VALUES(?, ?, ?);`
   } catch (err) {
     console.error('Comment failed:', err);
     res.status(500).json({ error: 'Could not post comment' });
+  } finally {
+    conn.release();
   }
 });
 
@@ -252,7 +255,7 @@ router.post('/:id/adminComment', [requireLogin, requireRole("Recruiter")], async
 VALUES(?, ?, ?, 1);`
 
   try {
-    const conn = await pool.getConnection();
+    var conn = await pool.getConnection();
 
     const result = await conn.query(sql, [appID, user.id, data])
     console.log(result)
@@ -277,6 +280,8 @@ VALUES(?, ?, ?, 1);`
   } catch (err) {
     console.error('Comment failed:', err);
     res.status(500).json({ error: 'Could not post comment' });
+  } finally {
+    conn.release();
   }
 });