Use env vars for SOLR configuration

.ddev/docker-compose.typo3.yaml

@@ -8,3 +8,6 @@ services:
       - DB_HOST=db
       - DB_USERNAME=db
       - DB_PASSWORD=db
+      - SOLR_HOST=solr
+      - SOLR_PORT=8983
+      - SOLR_SCHEME=http

.gitlab-ci/deployer/deploy.php

@@ -61,10 +61,6 @@ inventory('./.gitlab-ci/deployer/servers.yml');
 set('php', 'php');
 set('bin_folder', 'vendor/bin/');
 
-task('solr_host', function () {
-    run('cd {{deploy_path}} && ./solr_change_host.sh');
-});
-
 task('typo3', function () {
     run('cd {{release_path}} && {{php}} {{bin_folder}}typo3cms install:extensionsetupifpossible');
 });
@@ -99,7 +95,6 @@ task('deploy', [
     'maintenance:activate',
     'typo3',
     'deploy:symlink',
-    'solr_host',
     'typo3_cache',
     'cache',
     'maintenance:deactivate',

config/sites/t3org/config.yaml

@@ -140,8 +140,8 @@ routes:
     type: staticText
     content: "User-agent: *\r\nAllow: /\r\n\r\n# folders\r\nDisallow: /typo3/\r\nDisallow: /typo3conf/\r\nAllow: /typo3conf/ext/\r\nAllow: /typo3temp/\r\n\r\n# parameters\r\nDisallow: /*?id=*               # non speaking URLs\r\nDisallow: /*cHash               # no cHash\r\nDisallow: /*tx_powermail_pi1    # no powermail thanks pages\r\nDisallow: /*tx_form_formframework    # no forms\r\n\r\n# sitemap\r\nSitemap: https://typo3.org/?type=1533906435\r\n"
 solr_enabled_read: true
-solr_host_read: solr
+solr_scheme_read: '%env(SOLR_SCHEME)%'
+solr_host_read: '%env(SOLR_HOST)%'
+solr_port_read: '%env(SOLR_PORT)%'
 solr_path_read: /solr/
-solr_port_read: 8983
-solr_scheme_read: http
 solr_use_write_connection: false