diff --git a/.editorconfig b/.editorconfig
index 669ef302..76d47db6 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -5,6 +5,10 @@ root = true
 [*]
 end_of_line = LF
 
+[*.{yml,yaml}]
+indent_style = space
+indent_size = 4
+
 [*.json]
 indent_style = space
 indent_size = 4
diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
index 9c497283..e9903f26 100644
--- a/.github/PULL_REQUEST_TEMPLATE.md
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -1,7 +1,7 @@
 | Q             | A
 | ------------- | ---
 | License       | MIT
-| Doc issue/PR  | symfony/symfony-docs#...    
+| Doc issue/PR  | symfony/symfony-docs#...
 
 <!--
 Please, carefully read the README before submitting a pull request.
diff --git a/.github/workflows/qa.yml b/.github/workflows/qa.yml
index 905c59e1..478169e9 100644
--- a/.github/workflows/qa.yml
+++ b/.github/workflows/qa.yml
@@ -1,26 +1,173 @@
 name: Q&A
 
 on:
-  pull_request:
+    pull_request:
 
 defaults:
-  run:
-    shell: bash
+    run:
+        shell: bash
 
 jobs:
 
-  tests:
-    name: Checks
-    runs-on: Ubuntu-20.04
+    tests:
+        name: Checks
+        runs-on: Ubuntu-20.04
 
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v2
+        steps:
+            -
+                name: Checkout
+                uses: actions/checkout@v2
+                id: checkout
 
-      - name: No symlinks
-        run: |
-          SYMLINKS=$(find -type l)
-          if [[ "" != "$SYMLINKS" ]]; then
-            echo "::error::Symlinks are not allowed"
-            echo "Found $SYMLINKS"
-          fi
+            -
+                name: Install tools
+                run: |
+                    cd .github
+                    wget -q -O recipes-checker.zip https://codeload.github.com/symfony-tools/recipes-checker/zip/refs/heads/main
+                    unzip recipes-checker.zip
+                    cd recipes-checker-main
+                    composer install --no-dev
+
+            -
+                name: Check manifest.json files
+                if: "always() && steps.checkout.outcome == 'success'"
+                run: |
+                    .github/recipes-checker-main/run lint:manifests
+
+            -
+                name: Remove non-patched packages
+                if: "always() && steps.checkout.outcome == 'success'"
+                run: |
+                    .github/recipes-checker-main/run list-unpatched-packages $GITHUB_EVENT_PATH ${{ secrets.GITHUB_TOKEN }} | xargs -n10 rm -rf
+
+            -
+                name: No symlinks
+                if: "always() && steps.checkout.outcome == 'success'"
+                run: |
+                    SYMLINKS=$(find * -type l)
+
+                    if [[ "" != "$SYMLINKS" ]]; then echo -e "::error::Symlinks are not allowed\nFound $SYMLINKS\n"; exit 1; fi
+
+            -
+                name: No .yml, use .yaml
+                if: "always() && steps.checkout.outcome == 'success'"
+                run: |
+                    YMLS=$(find * -name '*.yml')
+
+                    if [[ "" != "$YMLS" ]]; then echo -e "::error::*.yml files should renamed to *.yaml\nFound $YMLS\n"; exit 1; fi
+
+            -
+                name: No .gitkeep, use .gitignore
+                if: "always() && steps.checkout.outcome == 'success'"
+                run: |
+                    GITKEEPS=$(find * -name .gitkeep)
+
+                    if [[ "" != "$GITKEEPS" ]]; then echo -e "::error::.gitkeep files should be renamed to .gitignore\nFound $GITKEEPS\n"; exit 1; fi
+
+            -
+                name: 4 spaces indentation
+                if: "always() && steps.checkout.outcome == 'success'"
+                run: |
+                    ERRORS=$(find * -name '*.yaml' -or -name '*.json' \
+                        | xargs -n1 grep -P -H -n -v '^((    )*[^ \t]|$)' \
+                        | cut -d: -f1-2 \
+                        | sed 's/\(.*\):\([0-9]*\)$/\\n::error file=\1,line=\2::Indendation must be a multiple of 4 spaces/' || true)
+
+                    if [[ "" != "$ERRORS" ]]; then echo -e "$ERRORS\n"; exit 1; fi
+
+            -
+                name: Text files end with a newline
+                if: "always() && steps.checkout.outcome == 'success'"
+                run: |
+                    ERRORS=$(find * -name '*.yaml' -or -name '*.yml' -or -name '*.txt' -or -name '*.md' -or -name '*.markdown' \
+                            -or -name '*.json' -or -name '*.rst' -or -name '*.php' -or -name '*.js' -or -name '*.css' -or -name '*.twig' \
+                        | xargs -n1 -I{} bash -c '[ -n "$(tail -c1 {})" ] && echo ::error file={},line=$((1 + `wc -l {} | cut -d" " -f1`))::Should end with a newline' || true)
+
+                    if [[ "" != "$ERRORS" ]]; then echo -e "$ERRORS\n"; exit 1; fi
+
+            -
+                name: Use https when referencing symfony.com
+                if: "always() && steps.checkout.outcome == 'success'"
+                run: |
+                    ERRORS=$(grep -H -n 'http://.*symfony\.com' * -r \
+                        | cut -d: -f1-2 \
+                        | sed 's/\(.*\):\([0-9]*\)$/\\n::error file=\1,line=\2::Use https when referencing symfony.com/' || true)
+
+                    if [[ "" != "$ERRORS" ]]; then echo -e "$ERRORS\n"; exit 1; fi
+
+            -
+                name: manifest.json is found
+                if: "always() && steps.checkout.outcome == 'success'"
+                run: |
+                    MISSING=$(find * -mindepth 2 -maxdepth 2 -type d '!' -exec test -f '{}/manifest.json' ';' -print)
+
+                    if [[ "" != "$MISSING" ]]; then echo -e "::error::Recipes must define a \"manifest.json\" file\nFile not found in $MISSING\n"; exit 1; fi
+
+            -
+                name: JSON files are valid
+                if: "always() && steps.checkout.outcome == 'success'"
+                run: |
+                    ERRORS=$(find * -name '*.json' | parallel -j+3 -i{} -n1 bash -c 'ERR=$(python -mjson.tool {} 2>&1 1> /dev/null) || echo \\n::error file={},line=`echo "${ERR#*: line }" | cut -d" " -f 1`::${ERR%%: line *}')
+
+                    if [[ "" != "$ERRORS" ]]; then echo -e "$ERRORS\n"; exit 1; fi
+
+            -
+                name: YAML files are valid
+                if: "always() && steps.checkout.outcome == 'success'"
+                run: |
+                    find * -name '*.yaml' -or -name '*.yml' | .github/recipes-checker-main/run lint:yaml
+
+            -
+                name: Packages exist on packagist.org
+                if: "always() && steps.checkout.outcome == 'success'"
+                run: |
+                    .github/recipes-checker-main/run lint:packages
+
+            -
+                name: Contribution is under MIT and has no merge commits
+                if: "always() && steps.checkout.outcome == 'success'"
+                run: |
+                    .github/recipes-checker-main/run lint:pull-request $GITHUB_EVENT_PATH ${{ secrets.GITHUB_TOKEN }}
+
+            -
+                name: Parameters should be defined via the "container" configurator
+                if: "always() && steps.checkout.outcome == 'success'"
+                run: |
+                    ERRORS=$(find */*/*/config/packages/ -name '*.yaml' -or -name '*.yml' \
+                        | xargs -n1 grep -P -H -n '^parameters:' \
+                        | cut -d: -f1-2 \
+                        | sed 's/\(.*\):\([0-9]*\)$/\\n::error file=\1,line=\2::"parameters" should be defined via the "container" configurator instead/' || true)
+
+                    if [[ "" != "$ERRORS" ]]; then echo -e "$ERRORS\n"; exit 1; fi
+
+            -
+                name: Underscore notation under config/
+                if: "always() && steps.checkout.outcome == 'success'"
+                run: |
+                    ERRORS=$(find */*/*/config -type f \
+                        | grep -v -P '[^/]+/[^/]+/[^/]+/config/[0-9a-z_./]+$' \
+                        | xargs -n1 -I{} echo "::error file={}::Underscore notation is required for file and directory names under config/" || true)
+
+                    if [[ "" != "$ERRORS" ]]; then echo -e "$ERRORS\n"; exit 1; fi
+
+            -
+                name: Yaml nulls should not be "~"
+                if: "always() && steps.checkout.outcome == 'success'"
+                run: |
+                    ERRORS=$(find * -name '*.yaml' -or -name '*.yml' \
+                        | xargs -n1 grep -F -H -n ': ~'\
+                        | cut -d: -f1-2 \
+                        | sed 's/\(.*\):\([0-9]*\)$/\\n::error file=\1,line=\2::"~" should be replaced with "null"/' || true)
+
+                    if [[ "" != "$ERRORS" ]]; then echo -e "$ERRORS\n"; exit 1; fi
+
+            -
+                name: Symfony commands should not be wrapped in a Makefile
+                if: "always() && steps.checkout.outcome == 'success'"
+                run: |
+                    ERRORS=$(find * -name Makefile \
+                        | xargs -n1 grep -P -H -n 'bin/console|\$\(CONSOLE\)' \
+                        | cut -d: -f1-2 \
+                        | sed 's/\(.*\):\([0-9]*\)$/\\n::error file=\1,line=\2::Symfony commands should not be wrapped in a Makefile/' || true)
+
+                    if [[ "" != "$ERRORS" ]]; then echo -e "$ERRORS\n"; exit 1; fi
diff --git a/api-platform/api-pack/2.1/manifest.json b/api-platform/api-pack/1.0/manifest.json
similarity index 100%
rename from api-platform/api-pack/2.1/manifest.json
rename to api-platform/api-pack/1.0/manifest.json
diff --git a/lexik/jwt-authentication-bundle/2.3/manifest.json b/lexik/jwt-authentication-bundle/2.3/manifest.json
index 4c4ea956..3090cf09 100644
--- a/lexik/jwt-authentication-bundle/2.3/manifest.json
+++ b/lexik/jwt-authentication-bundle/2.3/manifest.json
@@ -13,6 +13,6 @@
         "JWT_PASSPHRASE": "%generate(secret)%"
     },
     "gitignore": [
-    	"/%CONFIG_DIR%/jwt/*.pem"
+        "/%CONFIG_DIR%/jwt/*.pem"
     ]
 }
diff --git a/symfony/swiftmailer-bundle/2.5/config/packages/dev/swiftmailer.yaml b/symfony/swiftmailer-bundle/2.5/config/packages/dev/swiftmailer.yaml
index b98158ee..9bf58d62 100644
--- a/symfony/swiftmailer-bundle/2.5/config/packages/dev/swiftmailer.yaml
+++ b/symfony/swiftmailer-bundle/2.5/config/packages/dev/swiftmailer.yaml
@@ -1,4 +1,4 @@
 # See https://symfony.com/doc/current/email/dev_environment.html
-swiftmailer:
-    # send all emails to a specific address
-    #delivery_addresses: ['me@example.com']
+#swiftmailer:
+#    send all emails to a specific address
+#    delivery_addresses: ['me@example.com']