diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 506578d..9d4012a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -6,7 +6,8 @@ on:
 
 jobs:
   PHPUnit:
-    runs-on: ubuntu-latest
+    name: PHPUnit (PHP ${{ matrix.php }})
+    runs-on: ubuntu-20.04
     strategy:
       matrix:
         php:
@@ -17,8 +18,7 @@ jobs:
           - 7.1
     steps:
       - uses: actions/checkout@v2
-      - name: Setup PHP
-        uses: shivammathur/setup-php@v2
+      - uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php }}
           coverage: xdebug
@@ -27,4 +27,88 @@ jobs:
         if: ${{ matrix.php >= 7.3 }}
       - run: vendor/bin/phpunit --coverage-text -c phpunit.xml.legacy
         if: ${{ matrix.php < 7.3 }}
+
+  Built-in-webserver:
+    name: Built-in webserver (PHP ${{ matrix.php }})
+    runs-on: ubuntu-20.04
+    strategy:
+      matrix:
+        php:
+          - 8.0
+          - 7.4
+          - 7.3
+          - 7.2
+          - 7.1
+    steps:
+      - uses: actions/checkout@v2
+      - uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+      - run: composer install --no-dev
+      - run: php examples/index.php &
+      - run: bash tests/await.sh
+      - run: bash tests/acceptance.sh
+
+  nginx-webserver:
+    name: nginx + PHP-FPM (PHP ${{ matrix.php }})
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        php:
+          - 8.0
+          - 7.4
+          - 7.3
+          - 7.2
+          - 7.1
+    steps:
+      - uses: actions/checkout@v2
+      - uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+      - run: composer install --no-dev
+      - run: docker run -d -v "$PWD":/home/frugal php:${{ matrix.php }}-fpm
+      - run: docker run -d -p 80:80 --link $(docker ps -qn1):php -v "$PWD":/home/frugal -v "$PWD"/examples/nginx/nginx.conf:/etc/nginx/conf.d/default.conf nginx:stable-alpine
+      - run: bash tests/await.sh http://localhost
+      - run: bash tests/acceptance.sh http://localhost
+
+  Apache-webserver:
+    name: Apache webserver (PHP ${{ matrix.php }})
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        php:
+          - 8.0
+          - 7.4
+          - 7.3
+          - 7.2
+          - 7.1
+    steps:
+      - uses: actions/checkout@v2
+      - uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+      - run: composer install --no-dev
+      - run: docker run -d -p 80:80 -v "$PWD":/home/frugal php:${{ matrix.php }}-apache sh -c "rmdir /var/www/html;ln -s /home/frugal/examples/apache /var/www/html;ln -s /etc/apache2/mods-available/rewrite.load /etc/apache2/mods-enabled; apache2-foreground"
+      - run: bash tests/await.sh http://localhost
+      - run: bash tests/acceptance.sh http://localhost
+
+  PHP-webserver:
+    name: PHP webserver (PHP ${{ matrix.php }})
+    runs-on: ubuntu-20.04
+    strategy:
+      matrix:
+        php:
+          - 8.0
+          - 7.4
+          - 7.3
+          - 7.2
+          - 7.1
+    steps:
+      - uses: actions/checkout@v2
+      - uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+      - run: composer install --no-dev
+      - run: php -S localhost:8080 examples/index.php &
+      - run: bash tests/await.sh
       - run: bash tests/acceptance.sh
diff --git a/README.md b/README.md
index 1f0d114..29c1f08 100644
--- a/README.md
+++ b/README.md
@@ -265,8 +265,10 @@ chapter, […]
 Runs everywhere:
 
 * Built-in webserver
-* Apache & nginx
-* Standalone
+* nginx with PHP-FPM
+* Apache with mod_fcgid and PHP-FPM
+* Apache with mod_php
+* PHP's development webserver
 
 […]
 
@@ -325,10 +327,26 @@ Runs everywhere:
 
 ## Tests
 
-You can run some simple acceptance tests to verify the frameworks works
-as expected by running:
+To run the test suite, you first need to clone this repo and then install all
+dependencies [through Composer](https://getcomposer.org/):
 
 ```bash
+$ composer install
+```
+
+To run the test suite, go to the project root and run:
+
+```bash
+$ php vendor/bin/phpunit
+```
+
+Additionally, you can run some simple acceptance tests to verify the framework
+examples work as expected behind your web server. Use your web server of choice
+(see [deployment](#deployment)) and execute the tests with the URL to your
+installation like this:
+
+```bash
+$ php examples/index.php
 $ tests/acceptance.sh http://localhost:8080
 ```
 
diff --git a/examples/apache/.htaccess b/examples/apache/.htaccess
new file mode 100644
index 0000000..13ffc34
--- /dev/null
+++ b/examples/apache/.htaccess
@@ -0,0 +1,5 @@
+RewriteEngine On
+
+RewriteCond %{REQUEST_FILENAME} !-d
+RewriteCond %{REQUEST_FILENAME} !-f
+RewriteRule .* index.php
diff --git a/examples/apache/index.php b/examples/apache/index.php
new file mode 100644
index 0000000..bc3f8c8
--- /dev/null
+++ b/examples/apache/index.php
@@ -0,0 +1,3 @@
+<?php
+
+require __DIR__ . '/../index.php';
diff --git a/examples/nginx/nginx.conf b/examples/nginx/nginx.conf
new file mode 100644
index 0000000..175e7ee
--- /dev/null
+++ b/examples/nginx/nginx.conf
@@ -0,0 +1,15 @@
+server {
+    root /home/frugal/examples/nginx/public;
+    index index.php index.html;
+
+    location / {
+        try_files $uri $uri/ /index.php$is_args$args;
+    }
+
+    location ~ \.php$ {
+        fastcgi_pass php:9000;
+        fastcgi_split_path_info ^(.+\.php)(/.+)$;
+        include fastcgi_params;
+        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
+    }
+}
diff --git a/examples/nginx/public/index.php b/examples/nginx/public/index.php
new file mode 100644
index 0000000..d04099f
--- /dev/null
+++ b/examples/nginx/public/index.php
@@ -0,0 +1,3 @@
+<?php
+
+require __DIR__ . '/../../index.php';
diff --git a/src/App.php b/src/App.php
index f932123..754e875 100644
--- a/src/App.php
+++ b/src/App.php
@@ -315,6 +315,11 @@ private function handleRequest(ServerRequestInterface $request, Dispatcher $disp
 
     private function logRequestResponse(ServerRequestInterface $request, ResponseInterface $response): void
     {
+        // only log for built-in webserver and PHP development webserver, others have their own access log
+        if (PHP_SAPI !== 'cli' && PHP_SAPI !== 'cli-server') {
+            return; // @codeCoverageIgnore
+        }
+
         $this->log(
             ($request->getServerParams()['REMOTE_ADDR'] ?? '-') . ' ' .
             '"' . $request->getMethod() . ' ' . $request->getUri()->getPath() . ' HTTP/' . $request->getProtocolVersion() . '" ' .
@@ -331,7 +336,7 @@ private function log(string $message): void
         if (\PHP_SAPI === 'cli') {
             echo $log;
         } else {
-            fwrite(fopen('/dev/stderr', 'a'), $log);
+            fwrite(defined('STDERR') ? STDERR : fopen('php://stderr', 'a'), $log);
         }
     }
 
diff --git a/tests/acceptance.sh b/tests/acceptance.sh
index ac33686..a94abdd 100755
--- a/tests/acceptance.sh
+++ b/tests/acceptance.sh
@@ -9,31 +9,13 @@ match() {
         (echo ""; echo "Error in test $n: Unable to \"grep $@\" this output:"; echo "$out"; exit 1) || exit 1
 }
 
-killall php 2>/dev/null
-php examples/index.php >/dev/null &
-sleep 0.2
+out=$(curl -v $base/ 2>&1);          match "HTTP/.* 200"
+out=$(curl -v $base/test 2>&1);      match -i "Location: /"
+out=$(curl -v $base/invalid 2>&1);   match "HTTP/.* 404"
+out=$(curl -v $base/ 2>&1 -X POST);  match "HTTP/.* 405"
+out=$(curl -v $base/users/foo 2>&1); match "HTTP/.* 200" && match "Hello foo!"
+out=$(curl -v $base/users 2>&1);     match "HTTP/.* 404"
+out=$(curl -v $base/users/ 2>&1);    match "HTTP/.* 404"
+out=$(curl -v $base/users/a/b 2>&1); match "HTTP/.* 404"
 
-out=$(curl -v $base/ 2>&1) &&           match "HTTP/.* 200"
-out=$(curl -v $base/test 2>&1) &&       match -i "Location: /"
-out=$(curl -v $base/invalid 2>&1) &&    match "HTTP/.* 404"
-out=$(curl -v $base/ 2>&1 -X POST) &&   match "HTTP/.* 405"
-out=$(curl -v $base/users/foo 2>&1) &&  match "HTTP/.* 200" && match "Hello foo!"
-out=$(curl -v $base/users 2>&1) &&      match "HTTP/.* 404"
-out=$(curl -v $base/users/ 2>&1) &&     match "HTTP/.* 404"
-out=$(curl -v $base/users/a/b 2>&1) &&  match "HTTP/.* 404"
-
-killall php
-php -S localhost:8080 examples/index.php >/dev/null 2>&1 &
-sleep 0.2
-
-out=$(curl -v $base/ 2>&1) &&           match "HTTP/.* 200"
-out=$(curl -v $base/test 2>&1) &&       match -i "Location: /"
-out=$(curl -v $base/invalid 2>&1) &&    match "HTTP/.* 404"
-out=$(curl -v $base/ 2>&1 -X POST) &&   match "HTTP/.* 405"
-out=$(curl -v $base/users/foo 2>&1) &&  match "HTTP/.* 200" && match "Hello foo!"
-out=$(curl -v $base/users 2>&1) &&      match "HTTP/.* 404"
-out=$(curl -v $base/users/ 2>&1) &&     match "HTTP/.* 404"
-out=$(curl -v $base/users/a/b 2>&1) &&  match "HTTP/.* 404"
-
-killall php
 echo "OK ($n)"
diff --git a/tests/await.sh b/tests/await.sh
new file mode 100755
index 0000000..4268d88
--- /dev/null
+++ b/tests/await.sh
@@ -0,0 +1,13 @@
+#!/bin/bash
+
+base=${1:-http://localhost:8080}
+
+for i in {1..10}
+do
+   out=$(curl -v -X PROBE $base/ 2>&1) && exit 0 || echo -n .
+   sleep 0.1
+done
+
+echo
+echo "$out"
+exit 1