Including of 'postgres' in 'sudo' group is not required.

A problem was detected in container with Ubuntu 24.04tests works with "/usr/bin/pg_config" but real pg_config is "/usr/lib/postgresql/17/bin/pg_config"To resovle this problem we will call "pg_config --bindir" and use it result for BINDIR and PG_CONFIG.

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Let's use /pg/testgres/run_tests.sh directly.

curl is installing twice.

…6_001--ci_and_ssh

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[del] musl-dev[del] mc

/pg/testgres/run_tests.sh is used directly.

- We do multiple attempts to read pid file.- We process a case when we see that node is stopped between test and read.- We process a case when pid-file is empty.

Assert is added.

…0250226_001--ci_and_ssh

- New parameters "ignore_errors" is added. Default value is False.- Asserts are added.

…de-pid

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This method returns nothing (None).

…0250226_001--ci_and_ssh

When we define a template we have to use "-t" option. It forces mktemp to return a path instead name.The following methods of RemoteOperations are fixed: - mkdtemp - mkstemp

…to D20250226_001--ci_and_ssh

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Main - We check only an exit code to detect an error. - If someone utility returns a result through an exit code, a caller side should set ignore_errors=true and process this case itself. - If expect_error is true and no errors occurred, we raise an InvalidOperationException.

…d' into D20250226_001--ci_and_ssh

The folder "home/postgres" is not required now.

Let's rollback the new code to avoid problems with probackup2' tests.

…d' into D20250226_001--ci_and_ssh

Let's test a real pg_config.

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- these tests configure logging wrong and create the conflicts with root logger- these tests (local and remote) conflict with each other

…o D20250226_001--ci_and_ssh