FlexMeasures / flexmeasures / 29276017184

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Chore: check on startup if the db schema is on alembic head  (#2309)

* chore: check on startup if the db schema is on alembic head and print a warning otherwise - useful for hosts. Concrete use case: do not creste templates in this case, so db CLI commands are still free to run.

Signed-off-by: Nicolas Höning <nicolas@seita.nl>

* add changelog entry

Signed-off-by: Nicolas Höning <nicolas@seita.nl>

* fix missing app context

Signed-off-by: Nicolas Höning <nicolas@seita.nl>

* do not show the warning when we already run the upgrade, also show the actual revisions to be more useful

Signed-off-by: Nicolas Höning <nicolas@seita.nl>

* upgrade the warning to error status to increase visibility, add the revision identifiers as well, adapt warning if db connectivity is the problem

Signed-off-by: Nicolas Höning <nicolas@seita.nl>

* more robust check if we are running db upgrade

Co-authored-by: Felix Claessen <30658763+Flix6x@users.noreply.github.com>
Signed-off-by: Nicolas Höning <iam@nicolashoening.de>

* do without the util function database_schema_is_migrated_to_head()

Co-authored-by: Felix Claessen <30658763+Flix6x@users.noreply.github.com>
Signed-off-by: Nicolas Höning <iam@nicolashoening.de>

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Signed-off-by: Nicolas Höning <nicolas@seita.nl>
Signed-off-by: Nicolas Höning <iam@nicolashoening.de>
Co-authored-by: Felix Claessen <30658763+Flix6x@users.noreply.github.com>

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