fix Firefox updating

build-ff.js

@@ -107,7 +107,7 @@ const manif = {
   res = await webExt.cmd.build({
     sourceDir: "./firefox/",
     artifactsDir: ".",
-    filename: `JKCS-${manif.version}.xpi`,
+    filename: `jkcs-${manif.version}.xpi`,
     overwriteDest: true,
   });
   console.log(res);

firefox_update.json

@@ -1 +1 @@
-{"addons":{"{4127d5ac-25a0-4453-8d51-bb2eec2ae629}":{"updates":[{"version":"0.17","update_link":"https://git.coom.tech/araragi/JKCS/raw/branch/master/JKCS-0.17.xpi"}]}}}
+{"addons":{"{4127d5ac-25a0-4453-8d51-bb2eec2ae629}":{"updates":[{"version":"0.17","update_link":"https://git.coom.tech/araragi/JKCS/raw/branch/master/jkcs-0.17.xpi"}]}}}