[BUGFIX] Never fixate php version in composer.json (#335)

.github/workflows/continuous-integration.yml

@@ -149,9 +149,10 @@ jobs:
       matrix:
         php-version:
           - '8.1'
-          - 'latest'
         experimental: [false]
         include:
+          - php-version: 'latest'
+            experimental: true
           - php-version: 'nightly'
             experimental: true
 
@@ -186,8 +187,10 @@ jobs:
       - name: Set platform.php for nightly
         if: ${{ matrix.php-version == 'nightly' }}
         run: |
-          composer install --no-scripts ${{ env.COMPOSER_FLAGS }}
+          composer install --no-scripts --ignore-platform-reqs ${{ env.COMPOSER_FLAGS }}
+          composer config platform.php 8.1.99
           composer bin phpunit config platform.php 8.1.99
+          composer update --lock
 
       - name: Install dependencies
         run: composer install ${{ env.COMPOSER_INSTALL_FLAGS }} ${{ env.COMPOSER_FLAGS }}
@@ -428,8 +431,10 @@ jobs:
       - name: Set platform.php for nightly
         if: ${{ matrix.php-version == 'nightly' }}
         run: |
-          composer install --no-scripts ${{ env.COMPOSER_FLAGS }}
+          composer install --no-scripts --ignore-platform-reqs ${{ env.COMPOSER_FLAGS }}
+          composer config platform.php 8.1.99
           composer bin phpunit config platform.php 8.1.99
+          composer update --lock
 
       - name: Install dependencies
         if: ${{ matrix.dependencies == 'lock' }}
@@ -511,8 +516,10 @@ jobs:
       - name: Set platform.php for nightly
         if: ${{ matrix.php-version == 'nightly' }}
         run: |
-          composer install --no-scripts ${{ env.COMPOSER_FLAGS }}
+          composer install --no-scripts --ignore-platform-reqs ${{ env.COMPOSER_FLAGS }}
+          composer config platform.php 8.1.99
           composer bin phpunit config platform.php 8.1.99
+          composer update --lock
 
       - name: Install dependencies
         if: ${{ matrix.dependencies == 'lock' }}

composer.json

@@ -29,7 +29,7 @@
         "source": "https://github.com/TYPO3/get.typo3.org"
     },
     "require": {
-        "php": ">=8.1.3",
+        "php": ">=8.1",
         "ext-ctype": "*",
         "ext-iconv": "*",
         "ext-json": "*",
@@ -143,9 +143,6 @@
         },
         "bin-dir": "bin",
         "optimize-autoloader": true,
-        "platform": {
-            "php": "8.1.4"
-        },
         "preferred-install": {
             "t3g/*": "source",
             "*": "dist"