diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
new file mode 100644
index 00000000000..e41741f3640
--- /dev/null
+++ b/.github/CODEOWNERS
@@ -0,0 +1 @@
+* @pmmp/server-developers
diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
index 022518e8130..82fd81a1de6 100644
--- a/.github/PULL_REQUEST_TEMPLATE.md
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -1,43 +1,32 @@
-## Introduction
+<!-- Summarize your PR here. Keep it short and simple. -->
 <!-- Explain existing problems or why this pull request is necessary -->
 
-### Relevant issues
-<!-- List relevant issues here -->
+### Related issues & PRs
 <!--
-
 * Fixes #1
-* Fixes #2
-
+* Related to #2
 -->
 
 ## Changes
 ### API changes
 <!-- Any additions to the API that should be documented in release notes? -->
+<!-- If not, you can delete this section -->
 
 ### Behavioural changes
 <!-- Any change in how the server behaves, or its performance? -->
+<!-- If not, you can delete this section -->
 
 ## Backwards compatibility
 <!-- Any possible backwards incompatible changes? How are they solved, or how can they be solved? -->
+<!-- If not, you can delete this section -->
 
 ## Follow-up
 <!-- Suggest any actions to be done before/after merging this pull request -->
-<!--
-
-Requires translations:
-
-| Name | Value in eng.ini |
-| :--: | :---: |
-| `foo.bar` | `Foo bar` |
-
--->
+<!-- For example, future changes that this PR lays the groundwork for -->
 
 ## Tests
 <!--
-PRs which have not been tested MUST be marked as draft.
+If this PR affects gameplay or user experience in some way, it must be manually tested.
+Include any screenshots or videos of manual testing here.
+Any test plugin code should also be pasted here if it can't be adapted to a PHPUnit test.
 -->
-I tested this PR by doing the following (tick all that apply):
-- [ ] Writing PHPUnit tests (commit these in the `tests/phpunit` folder)
-- [ ] Playtesting using a Minecraft client (provide screenshots or a video)
-- [ ] Writing a test plugin (provide the code and sample output)
-- [ ] Other (provide details)
diff --git a/.github/workflows/team-pr-auto-approve.yml b/.github/workflows/team-pr-auto-approve.yml
index a582be32805..405aafd8b8b 100644
--- a/.github/workflows/team-pr-auto-approve.yml
+++ b/.github/workflows/team-pr-auto-approve.yml
@@ -13,30 +13,26 @@ on:
       - reopened
       - ready_for_review
 
-permissions:
-  pull-requests: write
-
 jobs:
-  approve:
-    name: Auto approve
+  dispatch:
+    name: Request approval
     runs-on: ubuntu-latest
+    if: '! github.event.pull_request.draft'
 
     steps:
-      - name: Check if PR author has write access
-        id: check-permission
-        uses: actions-cool/check-user-permission@v2
+      - name: Generate access token
+        id: generate-token
+        uses: actions/create-github-app-token@v1
         with:
-          token: ${{ secrets.GITHUB_TOKEN }}
-          require: write
-          username: ${{ github.event.pull_request.user.login }}
-          #technically this would be fine for dependabot but generally bots don't count as team members
-          check-bot: true
-
-        #TODO: Some way to avoid unnecessary repeated reviews would be nice here
+          app-id: ${{ vars.RESTRICTED_ACTIONS_DISPATCH_ID }}
+          private-key: ${{ secrets.RESTRICTED_ACTIONS_DISPATCH_KEY }}
+          owner: ${{ github.repository_owner }}
+          repositories: RestrictedActions
 
-      - name: Approve PR if authorized
-        if: steps.check-permission.outputs.require-result == 'true' && steps.check-permission.outputs.check-result == 'false'
-        uses: juliangruber/approve-pull-request-action@v2
+      - name: Dispatch restricted action
+        uses: peter-evans/repository-dispatch@v3
         with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-          number: ${{ github.event.pull_request.number }}
+          token: ${{ steps.generate-token.outputs.token }}
+          repository: ${{ github.repository_owner }}/RestrictedActions
+          event-type: auto_approve_collaborator_pr
+          client-payload: '{"repo": "${{ github.repository }}", "pull_request_id": "${{ github.event.pull_request.number }}" }'
diff --git a/build/php b/build/php
index 084822aa9e3..a51259d7a6e 160000
--- a/build/php
+++ b/build/php
@@ -1 +1 @@
-Subproject commit 084822aa9e381ca05591e902a2613fe971dff3fd
+Subproject commit a51259d7a6ea649d64f409fc0276baa59cf4f19a
diff --git a/changelogs/5.21.md b/changelogs/5.21.md
index b8131a3c8b9..9b3c2f89adf 100644
--- a/changelogs/5.21.md
+++ b/changelogs/5.21.md
@@ -101,3 +101,12 @@ Consider using the `mcpe-protocol` directive in `plugin.yml` as a constraint if
 ## Internals
 - Fixed incorrect visibility of `createEntity` in spawn eggs.
 - Added support for newer `BedrockBlockUpgradeSchema` in `BlockStateUpgrader`.
+
+# 5.21.1
+Released 12th November 2024.
+
+## Fixes
+- Fixed server crash when applying a cooldown to an item with 1 count.
+- Fixed garbage collector cycle count increase on player disconnect.
+- Fixed weakness effect being applied to all attack types, causing damage splash potions to become weaker.
+- Fixed Enchanted Golden Apple regeneration effect amplifier to match vanilla.
diff --git a/composer.lock b/composer.lock
index b2f3e7858e2..eb1061ff50a 100644
--- a/composer.lock
+++ b/composer.lock
@@ -153,16 +153,16 @@
         },
         {
             "name": "pocketmine/bedrock-data",
-            "version": "2.14.0+bedrock-1.21.40",
+            "version": "2.14.1+bedrock-1.21.40",
             "source": {
                 "type": "git",
                 "url": "https://github.com/pmmp/BedrockData.git",
-                "reference": "606d32ae426164b0615898b95d10e23293bed6ac"
+                "reference": "4a41864ed09613ecec6791e2ae076a8ec7089cc4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/pmmp/BedrockData/zipball/606d32ae426164b0615898b95d10e23293bed6ac",
-                "reference": "606d32ae426164b0615898b95d10e23293bed6ac",
+                "url": "https://api.github.com/repos/pmmp/BedrockData/zipball/4a41864ed09613ecec6791e2ae076a8ec7089cc4",
+                "reference": "4a41864ed09613ecec6791e2ae076a8ec7089cc4",
                 "shasum": ""
             },
             "type": "library",
@@ -173,22 +173,22 @@
             "description": "Blobs of data generated from Minecraft: Bedrock Edition, used by PocketMine-MP",
             "support": {
                 "issues": "https://github.com/pmmp/BedrockData/issues",
-                "source": "https://github.com/pmmp/BedrockData/tree/bedrock-1.21.40"
+                "source": "https://github.com/pmmp/BedrockData/tree/2.14.1+bedrock-1.21.40"
             },
-            "time": "2024-10-23T19:19:16+00:00"
+            "time": "2024-11-12T21:36:20+00:00"
         },
         {
             "name": "pocketmine/bedrock-item-upgrade-schema",
-            "version": "1.13.0",
+            "version": "1.13.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/pmmp/BedrockItemUpgradeSchema.git",
-                "reference": "1dee9bbd0aaa65ed108b377b402746defe10b3b0"
+                "reference": "1cf81305f2ffcf7dde9577c4f16a55c765192b03"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/pmmp/BedrockItemUpgradeSchema/zipball/1dee9bbd0aaa65ed108b377b402746defe10b3b0",
-                "reference": "1dee9bbd0aaa65ed108b377b402746defe10b3b0",
+                "url": "https://api.github.com/repos/pmmp/BedrockItemUpgradeSchema/zipball/1cf81305f2ffcf7dde9577c4f16a55c765192b03",
+                "reference": "1cf81305f2ffcf7dde9577c4f16a55c765192b03",
                 "shasum": ""
             },
             "type": "library",
@@ -199,9 +199,9 @@
             "description": "JSON schemas for upgrading items found in older Minecraft: Bedrock world saves",
             "support": {
                 "issues": "https://github.com/pmmp/BedrockItemUpgradeSchema/issues",
-                "source": "https://github.com/pmmp/BedrockItemUpgradeSchema/tree/1.13.0"
+                "source": "https://github.com/pmmp/BedrockItemUpgradeSchema/tree/1.13.1"
             },
-            "time": "2024-10-23T18:38:43+00:00"
+            "time": "2024-11-12T21:33:17+00:00"
         },
         {
             "name": "pocketmine/bedrock-protocol",
@@ -926,16 +926,16 @@
         },
         {
             "name": "symfony/filesystem",
-            "version": "v6.4.9",
+            "version": "v6.4.13",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/filesystem.git",
-                "reference": "b51ef8059159330b74a4d52f68e671033c0fe463"
+                "reference": "4856c9cf585d5a0313d8d35afd681a526f038dd3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/filesystem/zipball/b51ef8059159330b74a4d52f68e671033c0fe463",
-                "reference": "b51ef8059159330b74a4d52f68e671033c0fe463",
+                "url": "https://api.github.com/repos/symfony/filesystem/zipball/4856c9cf585d5a0313d8d35afd681a526f038dd3",
+                "reference": "4856c9cf585d5a0313d8d35afd681a526f038dd3",
                 "shasum": ""
             },
             "require": {
@@ -972,7 +972,7 @@
             "description": "Provides basic utilities for the filesystem",
             "homepage": "https://symfony.com",
             "support": {
-                "source": "https://github.com/symfony/filesystem/tree/v6.4.9"
+                "source": "https://github.com/symfony/filesystem/tree/v6.4.13"
             },
             "funding": [
                 {
@@ -988,24 +988,24 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2024-06-28T09:49:33+00:00"
+            "time": "2024-10-25T15:07:50+00:00"
         },
         {
             "name": "symfony/polyfill-ctype",
-            "version": "v1.30.0",
+            "version": "v1.31.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/polyfill-ctype.git",
-                "reference": "0424dff1c58f028c451efff2045f5d92410bd540"
+                "reference": "a3cc8b044a6ea513310cbd48ef7333b384945638"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/polyfill-ctype/zipball/0424dff1c58f028c451efff2045f5d92410bd540",
-                "reference": "0424dff1c58f028c451efff2045f5d92410bd540",
+                "url": "https://api.github.com/repos/symfony/polyfill-ctype/zipball/a3cc8b044a6ea513310cbd48ef7333b384945638",
+                "reference": "a3cc8b044a6ea513310cbd48ef7333b384945638",
                 "shasum": ""
             },
             "require": {
-                "php": ">=7.1"
+                "php": ">=7.2"
             },
             "provide": {
                 "ext-ctype": "*"
@@ -1051,7 +1051,7 @@
                 "portable"
             ],
             "support": {
-                "source": "https://github.com/symfony/polyfill-ctype/tree/v1.30.0"
+                "source": "https://github.com/symfony/polyfill-ctype/tree/v1.31.0"
             },
             "funding": [
                 {
@@ -1067,24 +1067,24 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2024-05-31T15:07:36+00:00"
+            "time": "2024-09-09T11:45:10+00:00"
         },
         {
             "name": "symfony/polyfill-mbstring",
-            "version": "v1.30.0",
+            "version": "v1.31.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/polyfill-mbstring.git",
-                "reference": "fd22ab50000ef01661e2a31d850ebaa297f8e03c"
+                "reference": "85181ba99b2345b0ef10ce42ecac37612d9fd341"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/fd22ab50000ef01661e2a31d850ebaa297f8e03c",
-                "reference": "fd22ab50000ef01661e2a31d850ebaa297f8e03c",
+                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/85181ba99b2345b0ef10ce42ecac37612d9fd341",
+                "reference": "85181ba99b2345b0ef10ce42ecac37612d9fd341",
                 "shasum": ""
             },
             "require": {
-                "php": ">=7.1"
+                "php": ">=7.2"
             },
             "provide": {
                 "ext-mbstring": "*"
@@ -1131,7 +1131,7 @@
                 "shim"
             ],
             "support": {
-                "source": "https://github.com/symfony/polyfill-mbstring/tree/v1.30.0"
+                "source": "https://github.com/symfony/polyfill-mbstring/tree/v1.31.0"
             },
             "funding": [
                 {
@@ -1147,22 +1147,22 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2024-06-19T12:30:46+00:00"
+            "time": "2024-09-09T11:45:10+00:00"
         }
     ],
     "packages-dev": [
         {
             "name": "myclabs/deep-copy",
-            "version": "1.12.0",
+            "version": "1.12.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/myclabs/DeepCopy.git",
-                "reference": "3a6b9a42cd8f8771bd4295d13e1423fa7f3d942c"
+                "reference": "123267b2c49fbf30d78a7b2d333f6be754b94845"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/myclabs/DeepCopy/zipball/3a6b9a42cd8f8771bd4295d13e1423fa7f3d942c",
-                "reference": "3a6b9a42cd8f8771bd4295d13e1423fa7f3d942c",
+                "url": "https://api.github.com/repos/myclabs/DeepCopy/zipball/123267b2c49fbf30d78a7b2d333f6be754b94845",
+                "reference": "123267b2c49fbf30d78a7b2d333f6be754b94845",
                 "shasum": ""
             },
             "require": {
@@ -1201,7 +1201,7 @@
             ],
             "support": {
                 "issues": "https://github.com/myclabs/DeepCopy/issues",
-                "source": "https://github.com/myclabs/DeepCopy/tree/1.12.0"
+                "source": "https://github.com/myclabs/DeepCopy/tree/1.12.1"
             },
             "funding": [
                 {
@@ -1209,20 +1209,20 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2024-06-12T14:39:25+00:00"
+            "time": "2024-11-08T17:47:46+00:00"
         },
         {
             "name": "nikic/php-parser",
-            "version": "v5.0.2",
+            "version": "v5.3.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/nikic/PHP-Parser.git",
-                "reference": "139676794dc1e9231bf7bcd123cfc0c99182cb13"
+                "reference": "8eea230464783aa9671db8eea6f8c6ac5285794b"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/nikic/PHP-Parser/zipball/139676794dc1e9231bf7bcd123cfc0c99182cb13",
-                "reference": "139676794dc1e9231bf7bcd123cfc0c99182cb13",
+                "url": "https://api.github.com/repos/nikic/PHP-Parser/zipball/8eea230464783aa9671db8eea6f8c6ac5285794b",
+                "reference": "8eea230464783aa9671db8eea6f8c6ac5285794b",
                 "shasum": ""
             },
             "require": {
@@ -1233,7 +1233,7 @@
             },
             "require-dev": {
                 "ircmaxell/php-yacc": "^0.0.7",
-                "phpunit/phpunit": "^7.0 || ^8.0 || ^9.0"
+                "phpunit/phpunit": "^9.0"
             },
             "bin": [
                 "bin/php-parse"
@@ -1265,9 +1265,9 @@
             ],
             "support": {
                 "issues": "https://github.com/nikic/PHP-Parser/issues",
-                "source": "https://github.com/nikic/PHP-Parser/tree/v5.0.2"
+                "source": "https://github.com/nikic/PHP-Parser/tree/v5.3.1"
             },
-            "time": "2024-03-05T20:51:40+00:00"
+            "time": "2024-10-08T18:51:32+00:00"
         },
         {
             "name": "phar-io/manifest",
@@ -1548,32 +1548,32 @@
         },
         {
             "name": "phpunit/php-code-coverage",
-            "version": "10.1.15",
+            "version": "10.1.16",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/php-code-coverage.git",
-                "reference": "5da8b1728acd1e6ffdf2ff32ffbdfd04307f26ae"
+                "reference": "7e308268858ed6baedc8704a304727d20bc07c77"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/php-code-coverage/zipball/5da8b1728acd1e6ffdf2ff32ffbdfd04307f26ae",
-                "reference": "5da8b1728acd1e6ffdf2ff32ffbdfd04307f26ae",
+                "url": "https://api.github.com/repos/sebastianbergmann/php-code-coverage/zipball/7e308268858ed6baedc8704a304727d20bc07c77",
+                "reference": "7e308268858ed6baedc8704a304727d20bc07c77",
                 "shasum": ""
             },
             "require": {
                 "ext-dom": "*",
                 "ext-libxml": "*",
                 "ext-xmlwriter": "*",
-                "nikic/php-parser": "^4.18 || ^5.0",
+                "nikic/php-parser": "^4.19.1 || ^5.1.0",
                 "php": ">=8.1",
-                "phpunit/php-file-iterator": "^4.0",
-                "phpunit/php-text-template": "^3.0",
-                "sebastian/code-unit-reverse-lookup": "^3.0",
-                "sebastian/complexity": "^3.0",
-                "sebastian/environment": "^6.0",
-                "sebastian/lines-of-code": "^2.0",
-                "sebastian/version": "^4.0",
-                "theseer/tokenizer": "^1.2.0"
+                "phpunit/php-file-iterator": "^4.1.0",
+                "phpunit/php-text-template": "^3.0.1",
+                "sebastian/code-unit-reverse-lookup": "^3.0.0",
+                "sebastian/complexity": "^3.2.0",
+                "sebastian/environment": "^6.1.0",
+                "sebastian/lines-of-code": "^2.0.2",
+                "sebastian/version": "^4.0.1",
+                "theseer/tokenizer": "^1.2.3"
             },
             "require-dev": {
                 "phpunit/phpunit": "^10.1"
@@ -1585,7 +1585,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-main": "10.1-dev"
+                    "dev-main": "10.1.x-dev"
                 }
             },
             "autoload": {
@@ -1614,7 +1614,7 @@
             "support": {
                 "issues": "https://github.com/sebastianbergmann/php-code-coverage/issues",
                 "security": "https://github.com/sebastianbergmann/php-code-coverage/security/policy",
-                "source": "https://github.com/sebastianbergmann/php-code-coverage/tree/10.1.15"
+                "source": "https://github.com/sebastianbergmann/php-code-coverage/tree/10.1.16"
             },
             "funding": [
                 {
@@ -1622,7 +1622,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2024-06-29T08:25:15+00:00"
+            "time": "2024-08-22T04:31:57+00:00"
         },
         {
             "name": "phpunit/php-file-iterator",
@@ -1869,16 +1869,16 @@
         },
         {
             "name": "phpunit/phpunit",
-            "version": "10.5.24",
+            "version": "10.5.38",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "5f124e3e3e561006047b532fd0431bf5bb6b9015"
+                "reference": "a86773b9e887a67bc53efa9da9ad6e3f2498c132"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/5f124e3e3e561006047b532fd0431bf5bb6b9015",
-                "reference": "5f124e3e3e561006047b532fd0431bf5bb6b9015",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/a86773b9e887a67bc53efa9da9ad6e3f2498c132",
+                "reference": "a86773b9e887a67bc53efa9da9ad6e3f2498c132",
                 "shasum": ""
             },
             "require": {
@@ -1888,26 +1888,26 @@
                 "ext-mbstring": "*",
                 "ext-xml": "*",
                 "ext-xmlwriter": "*",
-                "myclabs/deep-copy": "^1.10.1",
-                "phar-io/manifest": "^2.0.3",
-                "phar-io/version": "^3.0.2",
+                "myclabs/deep-copy": "^1.12.0",
+                "phar-io/manifest": "^2.0.4",
+                "phar-io/version": "^3.2.1",
                 "php": ">=8.1",
-                "phpunit/php-code-coverage": "^10.1.5",
-                "phpunit/php-file-iterator": "^4.0",
-                "phpunit/php-invoker": "^4.0",
-                "phpunit/php-text-template": "^3.0",
-                "phpunit/php-timer": "^6.0",
-                "sebastian/cli-parser": "^2.0",
-                "sebastian/code-unit": "^2.0",
-                "sebastian/comparator": "^5.0",
-                "sebastian/diff": "^5.0",
-                "sebastian/environment": "^6.0",
-                "sebastian/exporter": "^5.1",
-                "sebastian/global-state": "^6.0.1",
-                "sebastian/object-enumerator": "^5.0",
-                "sebastian/recursion-context": "^5.0",
-                "sebastian/type": "^4.0",
-                "sebastian/version": "^4.0"
+                "phpunit/php-code-coverage": "^10.1.16",
+                "phpunit/php-file-iterator": "^4.1.0",
+                "phpunit/php-invoker": "^4.0.0",
+                "phpunit/php-text-template": "^3.0.1",
+                "phpunit/php-timer": "^6.0.0",
+                "sebastian/cli-parser": "^2.0.1",
+                "sebastian/code-unit": "^2.0.0",
+                "sebastian/comparator": "^5.0.3",
+                "sebastian/diff": "^5.1.1",
+                "sebastian/environment": "^6.1.0",
+                "sebastian/exporter": "^5.1.2",
+                "sebastian/global-state": "^6.0.2",
+                "sebastian/object-enumerator": "^5.0.0",
+                "sebastian/recursion-context": "^5.0.0",
+                "sebastian/type": "^4.0.0",
+                "sebastian/version": "^4.0.1"
             },
             "suggest": {
                 "ext-soap": "To be able to generate mocks based on WSDL files"
@@ -1950,7 +1950,7 @@
             "support": {
                 "issues": "https://github.com/sebastianbergmann/phpunit/issues",
                 "security": "https://github.com/sebastianbergmann/phpunit/security/policy",
-                "source": "https://github.com/sebastianbergmann/phpunit/tree/10.5.24"
+                "source": "https://github.com/sebastianbergmann/phpunit/tree/10.5.38"
             },
             "funding": [
                 {
@@ -1966,7 +1966,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2024-06-20T13:09:54+00:00"
+            "time": "2024-10-28T13:06:21+00:00"
         },
         {
             "name": "sebastian/cli-parser",
@@ -2138,16 +2138,16 @@
         },
         {
             "name": "sebastian/comparator",
-            "version": "5.0.1",
+            "version": "5.0.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/comparator.git",
-                "reference": "2db5010a484d53ebf536087a70b4a5423c102372"
+                "reference": "a18251eb0b7a2dcd2f7aa3d6078b18545ef0558e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/comparator/zipball/2db5010a484d53ebf536087a70b4a5423c102372",
-                "reference": "2db5010a484d53ebf536087a70b4a5423c102372",
+                "url": "https://api.github.com/repos/sebastianbergmann/comparator/zipball/a18251eb0b7a2dcd2f7aa3d6078b18545ef0558e",
+                "reference": "a18251eb0b7a2dcd2f7aa3d6078b18545ef0558e",
                 "shasum": ""
             },
             "require": {
@@ -2158,7 +2158,7 @@
                 "sebastian/exporter": "^5.0"
             },
             "require-dev": {
-                "phpunit/phpunit": "^10.3"
+                "phpunit/phpunit": "^10.5"
             },
             "type": "library",
             "extra": {
@@ -2203,7 +2203,7 @@
             "support": {
                 "issues": "https://github.com/sebastianbergmann/comparator/issues",
                 "security": "https://github.com/sebastianbergmann/comparator/security/policy",
-                "source": "https://github.com/sebastianbergmann/comparator/tree/5.0.1"
+                "source": "https://github.com/sebastianbergmann/comparator/tree/5.0.3"
             },
             "funding": [
                 {
@@ -2211,7 +2211,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2023-08-14T13:18:12+00:00"
+            "time": "2024-10-18T14:56:07+00:00"
         },
         {
             "name": "sebastian/complexity",
diff --git a/phpstan.neon.dist b/phpstan.neon.dist
index b96e4348ddc..6e857865251 100644
--- a/phpstan.neon.dist
+++ b/phpstan.neon.dist
@@ -48,8 +48,6 @@ parameters:
 		- tests/phpstan/stubs/leveldb.stub
 		- tests/phpstan/stubs/pmmpthread.stub
 	reportUnmatchedIgnoredErrors: false #no other way to silence platform-specific non-warnings
-	staticReflectionClassNamePatterns:
-		- "#^COM$#"
 	typeAliases:
 		#variadics don't work for this - mixed probably shouldn't work either, but for now it does
 		#what we actually need is something that accepts an infinite number of parameters, but in the absence of that,
diff --git a/src/VersionInfo.php b/src/VersionInfo.php
index 8fe6d32dd4f..bc1b24c62df 100644
--- a/src/VersionInfo.php
+++ b/src/VersionInfo.php
@@ -31,7 +31,7 @@
 
 final class VersionInfo{
 	public const NAME = "PocketMine-MP";
-	public const BASE_VERSION = "5.21.1";
+	public const BASE_VERSION = "5.21.2";
 	public const IS_DEVELOPMENT_BUILD = true;
 	public const BUILD_CHANNEL = "stable";
 
diff --git a/src/block/Block.php b/src/block/Block.php
index dbc269c6301..89fe3926584 100644
--- a/src/block/Block.php
+++ b/src/block/Block.php
@@ -362,6 +362,8 @@ public function generateStatePermutations() : \Generator{
 	 *
 	 * A replacement block may be returned. This is useful if the block type changed due to reading of world data (e.g.
 	 * data from a block entity).
+	 *
+	 * @phpstan-impure
 	 */
 	public function readStateFromWorld() : Block{
 		return $this;
diff --git a/src/block/Flowable.php b/src/block/Flowable.php
index 795fe27561a..0328bcd745e 100644
--- a/src/block/Flowable.php
+++ b/src/block/Flowable.php
@@ -25,6 +25,7 @@
 
 use pocketmine\block\utils\SupportType;
 use pocketmine\math\AxisAlignedBB;
+use pocketmine\math\Vector3;
 
 /**
  * "Flowable" blocks are destroyed if water flows into the same space as the block. These blocks usually don't have any
@@ -40,6 +41,11 @@ public function isSolid() : bool{
 		return false;
 	}
 
+	public function canBePlacedAt(Block $blockReplace, Vector3 $clickVector, int $face, bool $isClickedBlock) : bool{
+		return (!$this->canBeFlowedInto() || !$blockReplace instanceof Liquid) &&
+			parent::canBePlacedAt($blockReplace, $clickVector, $face, $isClickedBlock);
+	}
+
 	/**
 	 * @return AxisAlignedBB[]
 	 */
diff --git a/src/data/runtime/RuntimeDataDescriber.php b/src/data/runtime/RuntimeDataDescriber.php
index 6f1d35b9838..6eb552a7b64 100644
--- a/src/data/runtime/RuntimeDataDescriber.php
+++ b/src/data/runtime/RuntimeDataDescriber.php
@@ -89,6 +89,11 @@ public function railShape(int &$railShape) : void;
 
 	public function straightOnlyRailShape(int &$railShape) : void;
 
+	/**
+	 * @phpstan-template T of \UnitEnum
+	 * @phpstan-param T &$case
+	 * @phpstan-param-out T $case
+	 */
 	public function enum(\UnitEnum &$case) : void;
 
 	/**
diff --git a/src/event/entity/EntityDamageByEntityEvent.php b/src/event/entity/EntityDamageByEntityEvent.php
index 5ef6c4b8e95..052be9a1596 100644
--- a/src/event/entity/EntityDamageByEntityEvent.php
+++ b/src/event/entity/EntityDamageByEntityEvent.php
@@ -57,7 +57,7 @@ protected function addAttackerModifiers(Entity $damager) : void{
 				$this->setModifier($this->getBaseDamage() * 0.3 * $strength->getEffectLevel(), self::MODIFIER_STRENGTH);
 			}
 
-			if(($weakness = $effects->get(VanillaEffects::WEAKNESS())) !== null){
+			if(($weakness = $effects->get(VanillaEffects::WEAKNESS())) !== null && $this->getCause() === EntityDamageEvent::CAUSE_ENTITY_ATTACK){
 				$this->setModifier(-($this->getBaseDamage() * 0.2 * $weakness->getEffectLevel()), self::MODIFIER_WEAKNESS);
 			}
 		}
diff --git a/src/inventory/ArmorInventory.php b/src/inventory/ArmorInventory.php
index 0b3ae5b7bcc..8591cc65bf3 100644
--- a/src/inventory/ArmorInventory.php
+++ b/src/inventory/ArmorInventory.php
@@ -42,7 +42,7 @@ public function __construct(
 	){
 		parent::__construct(4);
 
-		$this->validators->add(new CallbackSlotValidator($this->validate(...)));
+		$this->validators->add(new CallbackSlotValidator(self::validate(...)));
 	}
 
 	public function getHolder() : Living{
@@ -81,7 +81,7 @@ public function setBoots(Item $boots) : void{
 		$this->setItem(self::SLOT_FEET, $boots);
 	}
 
-	private function validate(Inventory $inventory, Item $item, int $slot) : ?TransactionValidationException{
+	private static function validate(Inventory $inventory, Item $item, int $slot) : ?TransactionValidationException{
 		if($item instanceof Armor){
 			if($item->getArmorSlot() !== $slot){
 				return new TransactionValidationException("Armor item is in wrong slot");
diff --git a/src/item/GoldenAppleEnchanted.php b/src/item/GoldenAppleEnchanted.php
index 5b68f5f21c5..28e43a7a47f 100644
--- a/src/item/GoldenAppleEnchanted.php
+++ b/src/item/GoldenAppleEnchanted.php
@@ -30,7 +30,7 @@ class GoldenAppleEnchanted extends GoldenApple{
 
 	public function getAdditionalEffects() : array{
 		return [
-			new EffectInstance(VanillaEffects::REGENERATION(), 600, 4),
+			new EffectInstance(VanillaEffects::REGENERATION(), 600, 1),
 			new EffectInstance(VanillaEffects::ABSORPTION(), 2400, 3),
 			new EffectInstance(VanillaEffects::RESISTANCE(), 6000),
 			new EffectInstance(VanillaEffects::FIRE_RESISTANCE(), 6000)
diff --git a/src/player/Player.php b/src/player/Player.php
index 8ae206e1a4a..192e26a5f9a 100644
--- a/src/player/Player.php
+++ b/src/player/Player.php
@@ -1625,7 +1625,7 @@ public function useHeldItem() : bool{
 			return false;
 		}
 
-		$this->resetItemCooldown($item);
+		$this->resetItemCooldown($oldItem);
 		$this->returnItemsFromAction($oldItem, $item, $returnedItems);
 
 		$this->setUsingItem($item instanceof Releasable && $item->canStartUsingItem($this));
@@ -1654,7 +1654,7 @@ public function consumeHeldItem() : bool{
 			}
 
 			$this->setUsingItem(false);
-			$this->resetItemCooldown($slot);
+			$this->resetItemCooldown($oldItem);
 
 			$slot->pop();
 			$this->returnItemsFromAction($oldItem, $slot, [$slot->getResidue()]);
@@ -1682,7 +1682,7 @@ public function releaseHeldItem() : bool{
 			$returnedItems = [];
 			$result = $item->onReleaseUsing($this, $returnedItems);
 			if($result === ItemUseResult::SUCCESS){
-				$this->resetItemCooldown($item);
+				$this->resetItemCooldown($oldItem);
 				$this->returnItemsFromAction($oldItem, $item, $returnedItems);
 				return true;
 			}