diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
new file mode 100644
index 0000000..cb19c1c
--- /dev/null
+++ b/.github/workflows/test.yml
@@ -0,0 +1,15 @@
+name: Test
+
+on:
+  push:
+
+jobs:
+  tests:
+    name: Tests
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      - name: Tests
+        run: docker-compose run --rm php ./run-tests.sh
+
diff --git a/.scrutinizer.yml b/.scrutinizer.yml
deleted file mode 100644
index 207b512..0000000
--- a/.scrutinizer.yml
+++ /dev/null
@@ -1,127 +0,0 @@
-######## Set this as appropriate for the project. ########
-
-filter:
-    paths:
-        - features/*
-        - src/*
-    dependency_paths:
-        - vendor/*
-    excluded_paths:
-        - vendor/*
-
-########### [End of project-specific section] ############
-
-tools:
-    php_code_sniffer:
-        enabled: true
-        config:
-            standard: PSR2
-
-checks:
-    php:
-        one_class_per_file: true
-        side_effects_or_types: true
-        no_mixed_inline_html: false
-        php5_style_constructor: true
-        no_global_keyword: true
-        avoid_usage_of_logical_operators: true
-        psr2_class_declaration: true
-        no_underscore_prefix_in_properties: true
-        no_underscore_prefix_in_methods: true
-        blank_line_after_namespace_declaration: true
-        single_namespace_per_use: true
-        psr2_switch_declaration: true
-        avoid_superglobals: true
-        security_vulnerabilities: true
-        no_exit: true
-        use_self_instead_of_fqcn: true
-        uppercase_constants: true
-        simplify_boolean_return: true
-        return_doc_comments: true
-        return_doc_comment_if_not_inferrable: true
-        remove_extra_empty_lines: true
-        properties_in_camelcaps: true
-        prefer_while_loop_over_for_loop: true
-        phpunit_assertions: true
-        parameters_in_camelcaps: true
-        parameter_doc_comments: true
-        param_doc_comment_if_not_inferrable: true
-        optional_parameters_at_the_end: true
-        no_short_variable_names:
-            minimum: '3'
-        no_short_method_names:
-            minimum: '3'
-        no_goto: true
-        newline_at_end_of_file: true
-        naming_conventions:
-            local_variable: '^[a-z][a-zA-Z0-9]*$'
-            constant_name: '^[A-Z][A-Z0-9]*(?:_[A-Z0-9]+)*$'
-            property_name: '^[a-z][a-zA-Z0-9]*$'
-            method_name: '^((?:[a-z]|__)[a-zA-Z0-9]*|test[A-Z][_a-zA-Z0-9]*)$'
-            parameter_name: '^[a-z][a-zA-Z0-9]*$'
-            interface_name: '^[A-Z][a-zA-Z0-9]*Interface$'
-            type_name: '^([A-Z][a-zA-Z0-9]*)$'
-            exception_name: '^[A-Z][a-zA-Z0-9]*Exception$'
-            isser_method_name: '^(?:is|can|has|should|may|supports)'
-        more_specific_types_in_doc_comments: true
-        line_length:
-            max_length: '120'
-        fix_use_statements:
-            remove_unused: true
-            preserve_multiple: false
-            preserve_blanklines: false
-            order_alphabetically: true
-        fix_line_ending: true
-        encourage_single_quotes: true
-        classes_in_camel_caps: true
-        avoid_todo_comments: true
-        avoid_perl_style_comments: true
-        avoid_multiple_statements_on_same_line: true
-        avoid_fixme_comments: true
-
-coding_style:
-    php:
-        spaces:
-            around_operators:
-                concatenation: true
-                negation: true
-            other:
-                after_type_cast: false
-        braces:
-            classes_functions:
-                class: new-line
-                function: new-line
-            if:
-                opening: end-of-line
-            for:
-                opening: end-of-line
-            while:
-                opening: end-of-line
-            do_while:
-                opening: end-of-line
-            switch:
-                opening: end-of-line
-            try:
-                opening: end-of-line
-        upper_lower_casing:
-            keywords:
-                general: lower
-            constants:
-                true_false_null: lower
-
-build_failure_conditions:
-
-    # No classes/methods with a rating of D or worse.
-    - 'elements.rating(<= D).exists' 
-
-    # No more than two new classes/methods with a rating of C.
-    - 'elements.rating(<= C).new.count > 2'
-
-    # No new coding style issues allowed
-    - 'issues.label("coding-style").new.exists'
-
-    # No issues of major or higher severity
-    - 'issues.severity(>= MAJOR).exists'
-
-    # Don't let Code Quality Rating drop below 6.
-    - 'project.metric("scrutinizer.quality", < 6)'
diff --git a/codeship-services.yml b/codeship-services.yml
deleted file mode 100644
index 0356881..0000000
--- a/codeship-services.yml
+++ /dev/null
@@ -1,8 +0,0 @@
-php:
-  image: silintl/php8:8.1
-  volumes:
-    - ./:/data
-  extra_hosts:
-    - "trusted_host.org:10.0.1.1"
-    - "untrusted_host.org:22.0.1.1"
-  working_dir: /data
diff --git a/codeship-steps.yml b/codeship-steps.yml
deleted file mode 100644
index f09af31..0000000
--- a/codeship-steps.yml
+++ /dev/null
@@ -1,3 +0,0 @@
-- name: test
-  service: php
-  command: ./run-tests.sh