Добавлены специализированные пресеты для каждой версии ОС

- ubuntu-all.yml: все версии Ubuntu (20.04, 22.04, 24.04)
- ubuntu20.yml, ubuntu22.yml, ubuntu24.yml: отдельные пресеты для Ubuntu
- debian-all.yml: все версии Debian (9, 10, 11, 12)
- debian9.yml, debian10.yml, debian11.yml, debian12.yml: отдельные пресеты для Debian
- centos-all.yml: все версии CentOS (7, 8, 9)
- centos7.yml, centos8.yml, centos9.yml: отдельные пресеты для CentOS
- docs/presets-by-os.md: документация по новым пресетам

Каждый пресет использует уникальные порты и группы хостов для изолированного тестирования.

molecule/presets/centos-all.yml

@@ -0,0 +1,52 @@
+---
+#description: Пресет со всеми версиями CentOS (7, 8, 9)
+# Автор: Сергей Антропов
+# Сайт: https://devops.org.ru
+
+docker_network: labnet
+generated_inventory: "{{ molecule_ephemeral_directory }}/inventory/hosts.ini"
+
+# systemd-ready образы CentOS
+images:
+  centos7: "inecs/ansible-lab:centos7-latest"
+  centos8: "inecs/ansible-lab:centos8-latest"
+  centos9: "inecs/ansible-lab:centos9-latest"
+  
+systemd_defaults:
+  privileged: true
+  command: "/sbin/init"
+  volumes:
+    - "/sys/fs/cgroup:/sys/fs/cgroup:rw"
+  tmpfs: ["/run", "/run/lock"]
+  capabilities: ["SYS_ADMIN"]
+
+hosts:
+  # CentOS 7
+  - name: centos7-1
+    family: centos7
+    groups: [centos, test, web]
+    publish: ["7007:80"]
+  - name: centos7-2
+    family: centos7
+    groups: [centos, test, db]
+    publish: ["7008:80"]
+
+  # CentOS 8
+  - name: centos8-1
+    family: centos8
+    groups: [centos, test, web]
+    publish: ["7009:80"]
+  - name: centos8-2
+    family: centos8
+    groups: [centos, test, db]
+    publish: ["7010:80"]
+
+  # CentOS 9 Stream
+  - name: centos9-1
+    family: centos9
+    groups: [centos, test, web]
+    publish: ["7011:80"]
+  - name: centos9-2
+    family: centos9
+    groups: [centos, test, db]
+    publish: ["7012:80"]