feat: Add request logging and traffic metrics for API performance monitoring

server/source.js

@@ -4,6 +4,7 @@ import { createHash } from "node:crypto";
 import { parseWeeksDocx, parseBellsDocx } from "./calendar.js";
 import { apiError, sourceError } from "./errors.js";
 import { DATA } from "./paths.js";
+import { sourceFailed } from "./metrics.js";
 import {
   academicStartYear,
   assignSemesters,
@@ -78,6 +79,7 @@ export async function request(path, method = "GET") {
     }
     return Buffer.concat(chunks);
   } catch (error) {
+    sourceFailed();
     throw sourceError(error);
   }
 }