require Ansible version 9

Ansible 10 uses ansible-core 2.17+ which drops Python 3.6 support and thus makes it incompatible
with Rocky Linux 8 or other RHEL 8 derivatives.

Author: conscribtor

.github/workflows/ci.yml

@@ -50,6 +50,7 @@ jobs:
           - distro: debian12
           - distro: ubuntu2004
           - distro: ubuntu2204
+          - distro: ubuntu2404
 
     steps:
       - name: Check out the codebase.
@@ -63,7 +64,7 @@ jobs:
           python-version: '3.x'
 
       - name: Install test dependencies.
-        run: pip3 install ansible molecule molecule-plugins[docker] docker
+        run: pip3 install "ansible>9,<10" molecule molecule-plugins[docker] docker
 
       - name: Run Molecule tests.
         run: molecule -v test

README.md

@@ -54,11 +54,11 @@ An example how to include this role as a task:
 
 #### Compatibility matrix
 
-| Distribution / PostgreSQL |     11     |         12         |         13         |         14         |         15         |       16        |
-| ------------------------- | :--------: | :----------------: | :----------------: | :----------------: | :----------------: | :-------------: |
+| Distribution / PostgreSQL |     11     |         12         |         13         |         14         |         15         |         16         |
+| ------------------------- | :--------: | :----------------: | :----------------: | :----------------: | :----------------: | :----------------: |
 | Debian 11.x               | :no_entry: | :white_check_mark: | :white_check_mark: | :white_check_mark: | :white_check_mark: | :white_check_mark: |
 | Debian 12.x               | :no_entry: | :white_check_mark: | :white_check_mark: | :white_check_mark: | :white_check_mark: | :white_check_mark: |
-| Rockylinux 8.x            | :no_entry: | :white_check_mark: | :white_check_mark: | :white_check_mark: | :white_check_mark: | :white_check_mark: |
+| Rockylinux 8.x            | :no_entry: |     :warning:      |     :warning:      |     :warning:      |     :warning:      |     :warning:      |
 | Rockylinux 9.x            | :no_entry: | :white_check_mark: | :white_check_mark: | :white_check_mark: | :white_check_mark: | :white_check_mark: |
 | Ubuntu 20.04.x            | :no_entry: | :white_check_mark: | :white_check_mark: | :white_check_mark: | :white_check_mark: | :white_check_mark: |
 | Ubuntu 22.04.x            | :no_entry: | :white_check_mark: | :white_check_mark: | :white_check_mark: | :white_check_mark: | :white_check_mark: |