Significant Re-Organisation and Modernisation for 5.0 Release

.gitattributes

@@ -0,0 +1,11 @@
+/.gitattributes export-ignore
+/.github/ export-ignore
+/.circleci/ export-ignore
+/.gitignore export-ignore
+/.laminas-ci.json export-ignore
+/build export-ignore
+/phpcs.xml export-ignore
+/phpunit.xml.dist export-ignore
+/psalm.xml export-ignore
+/psalm-baseline.xml export-ignore
+/tests/ export-ignore

.github/dependabot.yml

@@ -0,0 +1,10 @@
+version: 2
+updates:
+  - package-ecosystem: "composer"
+    directory: "/"
+    schedule:
+      interval: "daily"
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "daily"

.github/workflows/continuous-integration.yml

@@ -0,0 +1,123 @@
+name: "Continuous Integration"
+on:
+  push:
+    branches:
+      - main
+      - master
+  pull_request:
+
+env:
+  php_extensions: curl,pcov,json
+  default_php: 7.4
+  stable_php: 8.1
+
+jobs:
+
+  cs-check:
+    name: CS Checks
+    runs-on: ubuntu-latest
+    steps:
+      - name: "Checkout Code"
+        uses: actions/checkout@v2
+
+      - name: "Setup PHP"
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ env.default_php }}
+          extensions: ${{ env.php_extensions }}
+          tools: cs2pr
+
+      - uses: "ramsey/composer-install@2.1.0"
+
+      - name: "Check CS"
+        run: vendor/bin/phpcs --report=checkstyle -q | cs2pr
+
+  psalm:
+    name: Psalm Static Analysis
+    runs-on: ubuntu-latest
+    steps:
+      - name: "Checkout Code"
+        uses: actions/checkout@v2
+
+      - name: "Setup PHP"
+        if: hashFiles('psalm.xml') != ''
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ env.default_php }}
+          extensions: ${{ env.php_extensions }}
+          tools: cs2pr
+
+      - uses: "ramsey/composer-install@2.1.0"
+        if: hashFiles('psalm.xml') != ''
+
+      - name: "Psalm"
+        if: hashFiles('psalm.xml') != ''
+        run: vendor/bin/psalm --shepherd --stats --output-format=github
+
+  run-unit-tests:
+
+    name: PHPUnit on ${{ matrix.php-version }}
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        php-version: ['7.4', '8.0', '8.1', '8.2']
+        include:
+          - php-version: '8.2'
+            composer-options: "--ignore-platform-reqs"
+
+    steps:
+      - name: "Checkout Code"
+        uses: actions/checkout@v2
+
+      - name: "Setup PHP"
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php-version }}
+          extensions: ${{ env.php_extensions }}
+          coverage: pcov
+          ini-values: pcov.enabled=1
+
+      - uses: "ramsey/composer-install@2.1.0"
+        with:
+          composer-options: "${{ matrix.composer-options }}"
+
+      - name: "Run Tests"
+        run: php ./vendor/bin/phpunit --coverage-clover=coverage.xml
+
+      - name: "Upload Coverage to CodeCov"
+        uses: codecov/codecov-action@v2.1.0
+        env:
+          PHP_VERSION: ${{ matrix.php-version }}
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          file: ./coverage.xml
+          fail_ci_if_error: false
+          env_vars: PHP_VERSION
+
+  composer-require-checker:
+    name: "Check for missing dependencies"
+    runs-on: "ubuntu-latest"
+
+    steps:
+      - name: "Checkout"
+        uses: actions/checkout@v2
+
+      - name: "Install PHP"
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ env.stable_php }}
+          ini-values: memory_limit=-1
+          extensions: ${{ env.php_extensions }}
+
+      - uses: "ramsey/composer-install@2.1.0"
+
+      - name: "Set global composer bin-dir"
+        run: composer global config bin-dir /usr/local/bin
+
+      - name: "Install require checker"
+        run: composer global require -W maglnet/composer-require-checker
+
+      - name: "Check"
+        run: /usr/local/bin/composer-require-checker check

.github/workflows/merge-dependabot-upgrades.yml

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+# See https://github.com/ridedott/merge-me-action/
+# This workflow automates merges from patches sent by Dependabot, and
+# only by dependabot, once the other CI workflows pass
+name: Auto-merge Dependabot PRs
+
+on:
+  workflow_run:
+    types:
+      - completed
+    workflows:
+      - "Continuous Integration"
+
+jobs:
+  merge-me:
+    name: Auto-merge Dependabot PRs
+    runs-on: ubuntu-latest
+    steps:
+      - name: Auto-Merge
+        if: ${{ github.event.workflow_run.conclusion == 'success' }}
+        uses: ridedott/merge-me-action@v2.9.110
+        with:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          MERGE_METHOD: MERGE
+          PRESET: DEPENDABOT_MINOR

.gitignore

@@ -1,10 +1,2 @@
-.DS_Store
-oracle.sqlite
-.phpintel
-test_keys.json
-testing_keys.json
 /vendor
-/build
-docs/_build
-*.swp
-/composer.lock
+phpunit.xml

build/.gitignore

@@ -0,0 +1,2 @@
+*
+!.gitignore

composer.json

@@ -1,30 +1,55 @@
 {
-    "repositories": [{
-        "type": "composer",
-        "url": "https://packagist.org"
-    }],
     "name": "wildbit/postmark-php",
     "license": "MIT",
-    "description": "The officially supported client for Postmark (http://postmarkapp.com)",
+    "description": "The officially supported client for Postmark (https://postmarkapp.com)",
+    "config": {
+        "sort-packages": true,
+        "platform": {
+            "php": "7.4"
+        },
+        "allow-plugins": {
+            "dealerdirect/phpcodesniffer-composer-installer": true,
+            "composer/package-versions-deprecated": true
+        }
+    },
     "require": {
-        "php": ">=7.0.0",
-        "guzzlehttp/guzzle": "^6.0|^7.0"
+        "php": "~7.4 || ~8.0 || ~8.1",
+        "ext-json": "*",
+        "fig/http-message-util": "^1.1",
+        "php-http/discovery": "^1.14",
+        "psr/http-client": "^1.0",
+        "psr/http-factory": "^1.0",
+        "psr/http-message": "^1.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^6.0.0"
+        "doctrine/coding-standard": "^9.0",
+        "laminas/laminas-diactoros": "^2.8",
+        "php-http/curl-client": "^2.2",
+        "php-http/mock-client": "^1.5",
+        "phpunit/phpunit": "^9.5",
+        "psalm/plugin-phpunit": "^0.16.1",
+        "squizlabs/php_codesniffer": "^3.6",
+        "vimeo/psalm": "^4.20"
     },
     "autoload": {
-        "psr-0": {
-            "Postmark\\": "src/"
+        "psr-4": {
+            "Postmark\\": "src/Postmark/"
         }
     },
     "autoload-dev": {
-        "classmap": [
-            "src/",
-            "tests/"
-        ]
+        "psr-4": {
+            "Postmark\\Tests\\Unit\\": "tests/Unit/"
+        }
     },
     "scripts": {
-        "test": "phpunit"
+        "check": [
+            "@cs-check",
+            "@test"
+        ],
+        "cs-check": "phpcs",
+        "cs-fix": "phpcbf",
+        "static-analysis": "psalm --shepherd --stats",
+        "test": "phpunit --colors=always",
+        "test-coverage": "phpunit --colors=always --coverage-clover clover.xml"
     }
 }