chore: run the project on PostgreSQL 18 (#463)

Author: martin-georgiev

.github/workflows/integration-tests.yml

@@ -40,17 +40,27 @@ jobs:
       fail-fast: false
       matrix:
         php: ['8.1', '8.2', '8.3', '8.4']
-        postgis: ['3.4', '3.5']
-        postgres: ['16', '17']
+        postgis: ['3.4', '3.5', '3.6']
+        postgres: ['16', '17', '18']
+        exclude:
+          # PostgreSQL 16: Docker images support only for PostGIS 3.4, 3.5
+          - postgres: '16'
+            postgis: '3.6'
+          # PostgreSQL 18: Docker images support only for PostGIS 3.6
+          - postgres: '18'
+            postgis: '3.4'
+          - postgres: '18'
+            postgis: '3.5'
         include:
+          # Code coverage on the latest stable combination
           - php: '8.4'
-            postgis: '3.5'
-            postgres: '17'
+            postgres: '18'
+            postgis: '3.6'
             calculate-code-coverage: true
 
     services:
       postgres:
-        image: postgis/postgis:${{ matrix.postgres }}-${{ matrix.postgis }}
+        image: postgis/postgis:${{ matrix.postgres }}-${{ matrix.postgis }}-alpine
         env:
           POSTGRES_PASSWORD: postgres
           POSTGRES_USER: postgres
@@ -62,7 +72,6 @@ jobs:
           --health-interval 10s
           --health-timeout 5s
           --health-retries 5
-          --mount type=tmpfs,destination=/var/lib/postgresql/data
           -e POSTGRES_INITDB_ARGS="--data-checksums"
 
     steps:

devenv.nix

@@ -29,7 +29,7 @@ in
   # https://devenv.sh/languages/
   languages.php = {
     enable = true;
-    # PHP 8.1 is this project least supported PHP version.
+    # PHP 8.1 is this project least supported PHP version.
     version = "8.1";
     extensions = [
       "ctype"
@@ -60,8 +60,8 @@ in
   services.postgres = {
     enable = true;
 
-    # Use PostgreSQL 17 to match Docker Compose and CI
-    package = pkgs.postgresql_17;
+    # Use PostgreSQL 18 to match Docker Compose and CI
+    package = pkgs.postgresql_18;
 
     listen_addresses = "127.0.0.1";
     port = config.env.POSTGRES_PORT;
@@ -98,7 +98,7 @@ in
   scripts.php-modules.exec = ''
     set -o 'errexit' -o 'pipefail'
 
-    echo 'Installed PHP modules'
+    echo 'Installed PHP modules'
     echo '---------------------'
 
     ${phpCommand} -m |
@@ -156,7 +156,7 @@ in
     # Conventional Commits
     commitizen.enable = true;
 
-    # Markdown files
+    # Markdown files
     # markdownlint.enable = true;
     # mdformat = rec {
     #   enable = true;

docker-compose.yml

@@ -1,6 +1,6 @@
 services:
   postgres:
-    image: postgis/postgis:${POSTGRES_VERSION:-17}-3.4
+    image: postgis/postgis:${POSTGRES_VERSION:-18}-${POSTGIS_VERSION:-3.6}-alpine
     environment:
       POSTGRES_USER: ${POSTGRES_USER:-postgres}
       POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-postgres}

docs/CONTRIBUTING.md

@@ -115,9 +115,9 @@ development environment:
 
 The provided environment includes:
 
-- PHP 8.1, which is the oldest PHP version supported by this project.
+- PHP 8.1, which is the oldest PHP version supported by this project.
 - Composer
-- PostgreSQL 17 with PostGIS 3.4, started by `devenv up`.
+- PostgreSQL 18 with PostGIS 3.6, started by `devenv up`.
 - Pre-commit hooks (PHP-CS-Fixer, PHPStan, Rector, deptrac, ...).
 
 ### Local development
@@ -128,7 +128,7 @@ Using local-only plaintext secrets here is acceptable.
 For example, this file:
 
 - Install [Harlequin](https://harlequin.sh/) database TUI.
-- Set PHP version to 8.4.
+- Set PHP version to 8.4.
 - Change PostgreSQL related environment variables.
 
 ```nix

tests/Integration/README.md

@@ -21,7 +21,7 @@ docker-compose up -d
 Or use a plain Docker command:
 
 ```bash
-docker run --name postgres-doctrine-test -e POSTGRES_PASSWORD=postgres -e POSTGRES_USER=postgres -e POSTGRES_DB=postgres_doctrine_test -p 5432:5432 -d postgis/postgis:17-3.4
+docker run --name postgres-doctrine-test -e POSTGRES_PASSWORD=postgres -e POSTGRES_USER=postgres -e POSTGRES_DB=postgres_doctrine_test -p 5432:5432 -d postgis/postgis:18-3.6-alpine
 ```
 
 ### Run the Tests
@@ -66,6 +66,6 @@ docker rm postgres-doctrine-test
 
 ## CI Integration
 
-These tests are automatically run in GitHub Actions against PostgreSQL 16 and 17 with PostGIS 3.4 for all supported PHP versions.
+These tests are automatically run in GitHub Actions against PostgreSQL 16, 17 & 18 with PostGIS for all supported PHP versions.
 
 The workflow is defined in `.github/workflows/integration-tests.yml`.