diff --git a/CHANGELOG.md b/CHANGELOG.md
index e07cc91229..b99f4b090f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,27 @@
+#### v2.8.11 (2023-04-11)
+
+##### Chores
+
+*  incrementing version number - v2.8.10 (5b7c3671)
+*  update changelog for v2.8.10 (188ec62f)
+
+##### Continuous Integration
+
+*  publish to ghcr instead of docker hub (c2756728)
+
+##### Documentation Changes
+
+*  update readme with new screenshot and updated copy for Harmony (67055006)
+
+##### Bug Fixes
+
+*  don't crash on objects with toString property (4d2d7689)
+*  fire action:user.online on user login (7397873d)
+
+##### Tests
+
+*  update socket.io test (e0b20658)
+
 #### v2.8.10 (2023-03-27)
 
 ##### Chores
@@ -5,35 +29,6 @@
 *  up composer-default (e9a8e195)
 *  incrementing version number - v2.8.9 (57f14e41)
 *  update changelog for v2.8.9 (18b2150e)
-*  incrementing version number - v2.8.8 (b331b942)
-*  incrementing version number - v2.8.7 (3f8248d6)
-*  incrementing version number - v2.8.6 (af6ce447)
-*  incrementing version number - v2.8.5 (bff5ce2d)
-*  incrementing version number - v2.8.4 (a46b2bbc)
-*  incrementing version number - v2.8.3 (c20b20a7)
-*  incrementing version number - v2.8.2 (050e43f8)
-*  incrementing version number - v2.8.1 (727f879e)
-*  incrementing version number - v2.8.0 (8e77673d)
-*  incrementing version number - v2.7.0 (96cc0617)
-*  incrementing version number - v2.6.1 (7e52a7a5)
-*  incrementing version number - v2.6.0 (e7fcf482)
-*  incrementing version number - v2.5.8 (dec0e7de)
-*  incrementing version number - v2.5.7 (5836bf4a)
-*  incrementing version number - v2.5.6 (c7bd7dbf)
-*  incrementing version number - v2.5.5 (3509ed94)
-*  incrementing version number - v2.5.4 (e83260ca)
-*  incrementing version number - v2.5.3 (7e922936)
-*  incrementing version number - v2.5.2 (babcd17e)
-*  incrementing version number - v2.5.1 (ce3aa950)
-*  incrementing version number - v2.5.0 (01d276cb)
-*  incrementing version number - v2.4.5 (dd3e1a28)
-*  incrementing version number - v2.4.4 (d5525c87)
-*  incrementing version number - v2.4.3 (9c647c6c)
-*  incrementing version number - v2.4.2 (3aa7b855)
-*  incrementing version number - v2.4.1 (60cbd148)
-*  incrementing version number - v2.4.0 (4834cde3)
-*  incrementing version number - v2.3.1 (d2425942)
-*  incrementing version number - v2.3.0 (046ea120)
 
 ##### Bug Fixes
 
@@ -53,34 +48,6 @@
 *  up cron (73a50d17)
 *  incrementing version number - v2.8.8 (b331b942)
 *  update changelog for v2.8.8 (c03d5db7)
-*  incrementing version number - v2.8.7 (3f8248d6)
-*  incrementing version number - v2.8.6 (af6ce447)
-*  incrementing version number - v2.8.5 (bff5ce2d)
-*  incrementing version number - v2.8.4 (a46b2bbc)
-*  incrementing version number - v2.8.3 (c20b20a7)
-*  incrementing version number - v2.8.2 (050e43f8)
-*  incrementing version number - v2.8.1 (727f879e)
-*  incrementing version number - v2.8.0 (8e77673d)
-*  incrementing version number - v2.7.0 (96cc0617)
-*  incrementing version number - v2.6.1 (7e52a7a5)
-*  incrementing version number - v2.6.0 (e7fcf482)
-*  incrementing version number - v2.5.8 (dec0e7de)
-*  incrementing version number - v2.5.7 (5836bf4a)
-*  incrementing version number - v2.5.6 (c7bd7dbf)
-*  incrementing version number - v2.5.5 (3509ed94)
-*  incrementing version number - v2.5.4 (e83260ca)
-*  incrementing version number - v2.5.3 (7e922936)
-*  incrementing version number - v2.5.2 (babcd17e)
-*  incrementing version number - v2.5.1 (ce3aa950)
-*  incrementing version number - v2.5.0 (01d276cb)
-*  incrementing version number - v2.4.5 (dd3e1a28)
-*  incrementing version number - v2.4.4 (d5525c87)
-*  incrementing version number - v2.4.3 (9c647c6c)
-*  incrementing version number - v2.4.2 (3aa7b855)
-*  incrementing version number - v2.4.1 (60cbd148)
-*  incrementing version number - v2.4.0 (4834cde3)
-*  incrementing version number - v2.3.1 (d2425942)
-*  incrementing version number - v2.3.0 (046ea120)
 
 ##### Bug Fixes
 
@@ -103,33 +70,6 @@
 
 *  incrementing version number - v2.8.7 (3f8248d6)
 *  update changelog for v2.8.7 (2ca38e7b)
-*  incrementing version number - v2.8.6 (af6ce447)
-*  incrementing version number - v2.8.5 (bff5ce2d)
-*  incrementing version number - v2.8.4 (a46b2bbc)
-*  incrementing version number - v2.8.3 (c20b20a7)
-*  incrementing version number - v2.8.2 (050e43f8)
-*  incrementing version number - v2.8.1 (727f879e)
-*  incrementing version number - v2.8.0 (8e77673d)
-*  incrementing version number - v2.7.0 (96cc0617)
-*  incrementing version number - v2.6.1 (7e52a7a5)
-*  incrementing version number - v2.6.0 (e7fcf482)
-*  incrementing version number - v2.5.8 (dec0e7de)
-*  incrementing version number - v2.5.7 (5836bf4a)
-*  incrementing version number - v2.5.6 (c7bd7dbf)
-*  incrementing version number - v2.5.5 (3509ed94)
-*  incrementing version number - v2.5.4 (e83260ca)
-*  incrementing version number - v2.5.3 (7e922936)
-*  incrementing version number - v2.5.2 (babcd17e)
-*  incrementing version number - v2.5.1 (ce3aa950)
-*  incrementing version number - v2.5.0 (01d276cb)
-*  incrementing version number - v2.4.5 (dd3e1a28)
-*  incrementing version number - v2.4.4 (d5525c87)
-*  incrementing version number - v2.4.3 (9c647c6c)
-*  incrementing version number - v2.4.2 (3aa7b855)
-*  incrementing version number - v2.4.1 (60cbd148)
-*  incrementing version number - v2.4.0 (4834cde3)
-*  incrementing version number - v2.3.1 (d2425942)
-*  incrementing version number - v2.3.0 (046ea120)
 
 ##### Bug Fixes
 
@@ -145,32 +85,6 @@
 
 *  incrementing version number - v2.8.6 (af6ce447)
 *  update changelog for v2.8.6 (f3306d03)
-*  incrementing version number - v2.8.5 (bff5ce2d)
-*  incrementing version number - v2.8.4 (a46b2bbc)
-*  incrementing version number - v2.8.3 (c20b20a7)
-*  incrementing version number - v2.8.2 (050e43f8)
-*  incrementing version number - v2.8.1 (727f879e)
-*  incrementing version number - v2.8.0 (8e77673d)
-*  incrementing version number - v2.7.0 (96cc0617)
-*  incrementing version number - v2.6.1 (7e52a7a5)
-*  incrementing version number - v2.6.0 (e7fcf482)
-*  incrementing version number - v2.5.8 (dec0e7de)
-*  incrementing version number - v2.5.7 (5836bf4a)
-*  incrementing version number - v2.5.6 (c7bd7dbf)
-*  incrementing version number - v2.5.5 (3509ed94)
-*  incrementing version number - v2.5.4 (e83260ca)
-*  incrementing version number - v2.5.3 (7e922936)
-*  incrementing version number - v2.5.2 (babcd17e)
-*  incrementing version number - v2.5.1 (ce3aa950)
-*  incrementing version number - v2.5.0 (01d276cb)
-*  incrementing version number - v2.4.5 (dd3e1a28)
-*  incrementing version number - v2.4.4 (d5525c87)
-*  incrementing version number - v2.4.3 (9c647c6c)
-*  incrementing version number - v2.4.2 (3aa7b855)
-*  incrementing version number - v2.4.1 (60cbd148)
-*  incrementing version number - v2.4.0 (4834cde3)
-*  incrementing version number - v2.3.1 (d2425942)
-*  incrementing version number - v2.3.0 (046ea120)
 
 ##### Documentation Changes
 
@@ -199,31 +113,6 @@
 * **i18n:**  fallback strings for new resources: nodebb.error (8335f90a)
 *  incrementing version number - v2.8.5 (bff5ce2d)
 *  update changelog for v2.8.5 (24e58c28)
-*  incrementing version number - v2.8.4 (a46b2bbc)
-*  incrementing version number - v2.8.3 (c20b20a7)
-*  incrementing version number - v2.8.2 (050e43f8)
-*  incrementing version number - v2.8.1 (727f879e)
-*  incrementing version number - v2.8.0 (8e77673d)
-*  incrementing version number - v2.7.0 (96cc0617)
-*  incrementing version number - v2.6.1 (7e52a7a5)
-*  incrementing version number - v2.6.0 (e7fcf482)
-*  incrementing version number - v2.5.8 (dec0e7de)
-*  incrementing version number - v2.5.7 (5836bf4a)
-*  incrementing version number - v2.5.6 (c7bd7dbf)
-*  incrementing version number - v2.5.5 (3509ed94)
-*  incrementing version number - v2.5.4 (e83260ca)
-*  incrementing version number - v2.5.3 (7e922936)
-*  incrementing version number - v2.5.2 (babcd17e)
-*  incrementing version number - v2.5.1 (ce3aa950)
-*  incrementing version number - v2.5.0 (01d276cb)
-*  incrementing version number - v2.4.5 (dd3e1a28)
-*  incrementing version number - v2.4.4 (d5525c87)
-*  incrementing version number - v2.4.3 (9c647c6c)
-*  incrementing version number - v2.4.2 (3aa7b855)
-*  incrementing version number - v2.4.1 (60cbd148)
-*  incrementing version number - v2.4.0 (4834cde3)
-*  incrementing version number - v2.3.1 (d2425942)
-*  incrementing version number - v2.3.0 (046ea120)
 
 ##### New Features
 
@@ -249,30 +138,6 @@
 
 *  incrementing version number - v2.8.4 (a46b2bbc)
 *  update changelog for v2.8.4 (c13f0e21)
-*  incrementing version number - v2.8.3 (c20b20a7)
-*  incrementing version number - v2.8.2 (050e43f8)
-*  incrementing version number - v2.8.1 (727f879e)
-*  incrementing version number - v2.8.0 (8e77673d)
-*  incrementing version number - v2.7.0 (96cc0617)
-*  incrementing version number - v2.6.1 (7e52a7a5)
-*  incrementing version number - v2.6.0 (e7fcf482)
-*  incrementing version number - v2.5.8 (dec0e7de)
-*  incrementing version number - v2.5.7 (5836bf4a)
-*  incrementing version number - v2.5.6 (c7bd7dbf)
-*  incrementing version number - v2.5.5 (3509ed94)
-*  incrementing version number - v2.5.4 (e83260ca)
-*  incrementing version number - v2.5.3 (7e922936)
-*  incrementing version number - v2.5.2 (babcd17e)
-*  incrementing version number - v2.5.1 (ce3aa950)
-*  incrementing version number - v2.5.0 (01d276cb)
-*  incrementing version number - v2.4.5 (dd3e1a28)
-*  incrementing version number - v2.4.4 (d5525c87)
-*  incrementing version number - v2.4.3 (9c647c6c)
-*  incrementing version number - v2.4.2 (3aa7b855)
-*  incrementing version number - v2.4.1 (60cbd148)
-*  incrementing version number - v2.4.0 (4834cde3)
-*  incrementing version number - v2.3.1 (d2425942)
-*  incrementing version number - v2.3.0 (046ea120)
 
 ##### Bug Fixes
 
@@ -284,29 +149,6 @@
 
 *  incrementing version number - v2.8.3 (c20b20a7)
 *  update changelog for v2.8.3 (eb2841ee)
-*  incrementing version number - v2.8.2 (050e43f8)
-*  incrementing version number - v2.8.1 (727f879e)
-*  incrementing version number - v2.8.0 (8e77673d)
-*  incrementing version number - v2.7.0 (96cc0617)
-*  incrementing version number - v2.6.1 (7e52a7a5)
-*  incrementing version number - v2.6.0 (e7fcf482)
-*  incrementing version number - v2.5.8 (dec0e7de)
-*  incrementing version number - v2.5.7 (5836bf4a)
-*  incrementing version number - v2.5.6 (c7bd7dbf)
-*  incrementing version number - v2.5.5 (3509ed94)
-*  incrementing version number - v2.5.4 (e83260ca)
-*  incrementing version number - v2.5.3 (7e922936)
-*  incrementing version number - v2.5.2 (babcd17e)
-*  incrementing version number - v2.5.1 (ce3aa950)
-*  incrementing version number - v2.5.0 (01d276cb)
-*  incrementing version number - v2.4.5 (dd3e1a28)
-*  incrementing version number - v2.4.4 (d5525c87)
-*  incrementing version number - v2.4.3 (9c647c6c)
-*  incrementing version number - v2.4.2 (3aa7b855)
-*  incrementing version number - v2.4.1 (60cbd148)
-*  incrementing version number - v2.4.0 (4834cde3)
-*  incrementing version number - v2.3.1 (d2425942)
-*  incrementing version number - v2.3.0 (046ea120)
 
 #### v2.8.3 (2023-01-25)
 
@@ -315,28 +157,6 @@
 *  remove extraneous lines from changelog (48c9f447)
 *  incrementing version number - v2.8.2 (050e43f8)
 *  update changelog for v2.8.2 (66aa3169)
-*  incrementing version number - v2.8.1 (727f879e)
-*  incrementing version number - v2.8.0 (8e77673d)
-*  incrementing version number - v2.7.0 (96cc0617)
-*  incrementing version number - v2.6.1 (7e52a7a5)
-*  incrementing version number - v2.6.0 (e7fcf482)
-*  incrementing version number - v2.5.8 (dec0e7de)
-*  incrementing version number - v2.5.7 (5836bf4a)
-*  incrementing version number - v2.5.6 (c7bd7dbf)
-*  incrementing version number - v2.5.5 (3509ed94)
-*  incrementing version number - v2.5.4 (e83260ca)
-*  incrementing version number - v2.5.3 (7e922936)
-*  incrementing version number - v2.5.2 (babcd17e)
-*  incrementing version number - v2.5.1 (ce3aa950)
-*  incrementing version number - v2.5.0 (01d276cb)
-*  incrementing version number - v2.4.5 (dd3e1a28)
-*  incrementing version number - v2.4.4 (d5525c87)
-*  incrementing version number - v2.4.3 (9c647c6c)
-*  incrementing version number - v2.4.2 (3aa7b855)
-*  incrementing version number - v2.4.1 (60cbd148)
-*  incrementing version number - v2.4.0 (4834cde3)
-*  incrementing version number - v2.3.1 (d2425942)
-*  incrementing version number - v2.3.0 (046ea120)
 
 ##### Bug Fixes
 
diff --git a/src/categories/create.js b/src/categories/create.js
index ce3f01f22e..c2f7fb7968 100644
--- a/src/categories/create.js
+++ b/src/categories/create.js
@@ -95,11 +95,9 @@ module.exports = function (Categories) {
 		await privileges.categories.give(result.modPrivileges, category.cid, ['administrators', 'Global Moderators']);
 		await privileges.categories.give(result.guestPrivileges, category.cid, ['guests', 'spiders']);
 
-		cache.del([
-			'categories:cid',
-			`cid:${parentCid}:children`,
-			`cid:${parentCid}:children:all`,
-		]);
+		cache.del('categories:cid');
+		await clearParentCategoryCache(parentCid);
+
 		if (data.cloneFromCid && parseInt(data.cloneFromCid, 10)) {
 			category = await Categories.copySettingsFrom(data.cloneFromCid, category.cid, !data.parentCid);
 		}
@@ -112,6 +110,22 @@ module.exports = function (Categories) {
 		return category;
 	};
 
+	async function clearParentCategoryCache(parentCid) {
+		while (parseInt(parentCid, 10) >= 0) {
+			cache.del([
+				`cid:${parentCid}:children`,
+				`cid:${parentCid}:children:all`,
+			]);
+
+			if (parseInt(parentCid, 10) === 0) {
+				return;
+			}
+			// clear all the way to root
+			// eslint-disable-next-line no-await-in-loop
+			parentCid = await Categories.getCategoryField(parentCid, 'parentCid');
+		}
+	}
+
 	async function duplicateCategoriesChildren(parentCid, cid, uid) {
 		let children = await Categories.getChildren([cid], uid);
 		if (!children.length) {
diff --git a/src/meta/themes.js b/src/meta/themes.js
index d4d3f58f45..0af75640c9 100644
--- a/src/meta/themes.js
+++ b/src/meta/themes.js
@@ -108,7 +108,7 @@ Themes.set = async (data) => {
 					await db.sortedSetAdd('plugins:active', numPlugins, data.id);
 				} else if (!activePluginsConfig.includes(data.id)) {
 					// This prevents changing theme when configuration doesn't include it, but allows it otherwise
-					winston.error('When defining active plugins in configuration, changing themes requires adding the new theme to the list of active plugins before updating it in the ACP');
+					winston.error(`When defining active plugins in configuration, changing themes requires adding the theme '${data.id}' to the list of active plugins before updating it in the ACP`);
 					throw new Error('[[error:theme-not-set-in-configuration]]');
 				}
 
diff --git a/src/middleware/index.js b/src/middleware/index.js
index 96bd3da398..e4c8cc98ec 100644
--- a/src/middleware/index.js
+++ b/src/middleware/index.js
@@ -102,11 +102,20 @@ middleware.pluginHooks = helpers.try(async (req, res, next) => {
 });
 
 middleware.validateFiles = function validateFiles(req, res, next) {
-	if (!Array.isArray(req.files.files) || !req.files.files.length) {
+	if (!req.files.files) {
 		return next(new Error(['[[error:invalid-files]]']));
 	}
 
-	next();
+	if (Array.isArray(req.files.files) && req.files.files.length) {
+		return next();
+	}
+
+	if (typeof req.files.files === 'object') {
+		req.files.files = [req.files.files];
+		return next();
+	}
+
+	return next(new Error(['[[error:invalid-files]]']));
 };
 
 middleware.prepareAPI = function prepareAPI(req, res, next) {
diff --git a/src/topics/tags.js b/src/topics/tags.js
index 314b5cfd84..3b17027672 100644
--- a/src/topics/tags.js
+++ b/src/topics/tags.js
@@ -232,10 +232,15 @@ module.exports = function (Topics) {
 			if (!tids.length) {
 				return;
 			}
+			let topicsTags = await Topics.getTopicsTags(tids);
+			topicsTags = topicsTags.map(
+				topicTags => topicTags.filter(topicTag => topicTag && topicTag !== tag)
+			);
 
-			await db.deleteObjectFields(
-				tids.map(tid => `topic:${tid}`),
-				['tags'],
+			await db.setObjectBulk(
+				tids.map((tid, index) => ([
+					`topic:${tid}`, { tags: topicsTags[index].join(',') },
+				]))
 			);
 		});
 	}
diff --git a/test/helpers/index.js b/test/helpers/index.js
index 6ca11e9252..dd52e35f80 100644
--- a/test/helpers/index.js
+++ b/test/helpers/index.js
@@ -121,7 +121,6 @@ helpers.uploadFile = function (uploadEndPoint, filePath, body, jar, csrf_token,
 	let formData = {
 		files: [
 			fs.createReadStream(filePath),
-			fs.createReadStream(filePath), // see https://github.com/request/request/issues/2445
 		],
 	};
 	formData = utils.merge(formData, body);
diff --git a/test/topics.js b/test/topics.js
index 44587639bc..f27ed80ad4 100644
--- a/test/topics.js
+++ b/test/topics.js
@@ -1932,6 +1932,14 @@ describe('Topic\'s', () => {
 			});
 		});
 
+		it('should only delete one tag from topic', async () => {
+			const result1 = await topics.post({ uid: adminUid, tags: ['deleteme1', 'deleteme2', 'deleteme3'], title: 'topic tagged with plugins', content: 'topic 1 content', cid: topic.categoryId });
+			await topics.deleteTag('deleteme2');
+			const topicData = await topics.getTopicData(result1.topicData.tid);
+			const tags = topicData.tags.map(t => t.value);
+			assert.deepStrictEqual(tags, ['deleteme1', 'deleteme3']);
+		});
+
 		it('should delete tag', (done) => {
 			topics.deleteTag('javascript', (err) => {
 				assert.ifError(err);
diff --git a/test/uploads.js b/test/uploads.js
index 5be0818b5e..1eecfe9f1f 100644
--- a/test/uploads.js
+++ b/test/uploads.js
@@ -87,8 +87,7 @@ describe('Upload Controllers', () => {
 			const oldValue = meta.config.allowedFileExtensions;
 			meta.config.allowedFileExtensions = 'png,jpg,bmp,html';
 			require('../src/middleware/uploads').clearCache();
-			// why / 2? see: helpers.uploadFile for a weird quirk where we actually upload 2 files per upload in our tests.
-			const times = (meta.config.uploadRateLimitThreshold / 2) + 1;
+			const times = meta.config.uploadRateLimitThreshold + 1;
 			async.timesSeries(times, (i, next) => {
 				helpers.uploadFile(`${nconf.get('url')}/api/post/upload`, path.join(__dirname, '../test/files/503.html'), {}, jar, csrf_token, (err, res, body) => {
 					if (i + 1 >= times) {
@@ -522,7 +521,7 @@ describe('Upload Controllers', () => {
 			it('should return files with no post associated with them', async () => {
 				const orphans = await posts.uploads.getOrphans();
 
-				assert.strictEqual(orphans.length, 2);
+				assert.strictEqual(orphans.length, 1);
 				orphans.forEach((relPath) => {
 					assert(relPath.startsWith('files/'));
 					assert(relPath.endsWith('test.png'));
@@ -553,7 +552,7 @@ describe('Upload Controllers', () => {
 				await posts.uploads.cleanOrphans();
 				const orphans = await posts.uploads.getOrphans();
 
-				assert.strictEqual(orphans.length, 2);
+				assert.strictEqual(orphans.length, 1);
 			});
 
 			it('should not touch orphans if they are newer than the configured expiry', async () => {
@@ -561,7 +560,7 @@ describe('Upload Controllers', () => {
 				await posts.uploads.cleanOrphans();
 				const orphans = await posts.uploads.getOrphans();
 
-				assert.strictEqual(orphans.length, 2);
+				assert.strictEqual(orphans.length, 1);
 			});
 
 			it('should delete orphans older than the configured number of days', async () => {