chore(workflows): Buld postgres container

[devsjc]

Contribution Checklist

• Have you followed the Open Climate Fix Contribution Guidelines?
• Have you referenced the Issue this PR addresses, where applicable?
• Have you checked to ensure there aren't other open Pull Requests for the same change?
• Have you added a summary of the changes?
• Have you written new tests for your changes, where applicable?
• Have you successfully run make lint with your changes locally?
• Have you successfully run make test with your changes locally?

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Changes in this Pull Request

Adds a build step to make a postgres container.

[peterdudfield]

Here's the current error

[peterdudfield]

I think this is due to chagnes here

[github-actions]

Benchmark Results

Benchmark results

?   	github.com/openclimatefix/data-platform/cmd	[no test files]
?   	github.com/openclimatefix/data-platform/internal/gen/ocf/dp	[no test files]
?   	github.com/openclimatefix/data-platform/internal/interceptors	[no test files]
PASS
ok  	github.com/openclimatefix/data-platform/internal/server/dummy	0.004s
{"level":"debug","time":"2026-03-02T11:20:31Z","message":"Completed migrations"}
goos: linux
goarch: amd64
pkg: github.com/openclimatefix/data-platform/internal/server/postgres
cpu: Intel(R) Xeon(R) Platinum 8370C CPU @ 2.80GHz
BenchmarkPostgresClient/2400000/GetForecastAsTimeseries-4         	      63	  18189336 ns/op
BenchmarkPostgresClient/2400000/GetForecastAtTimestamp-4          	      60	  19398117 ns/op
BenchmarkPostgresClient/2400000/GetObservationsAsTimeseries-4     	    1126	    992314 ns/op
BenchmarkPostgresClient/2400000/CreateForecast-4                  	      61	  18580926 ns/op
PASS
ok  	github.com/openclimatefix/data-platform/internal/server/postgres	1128.129s
?   	github.com/openclimatefix/data-platform/internal/server/postgres/gen	[no test files]

[peterdudfield]

In docker compose I set command: - "postgres" - "-c" - "shared_preload_libraries=pg_stat_statements,pg_cron"
and this seemed to work

[peterdudfield]

In docker compose I set command: - "postgres" - "-c" - "shared_preload_libraries=pg_stat_statements,pg_cron" and this seemed to work

Add CMD [ "postgres","-c","shared_preload_libraries=pg_stat_statements,pg_cron"] to here seems to work

[peterdudfield]

In docker compose I set command: - "postgres" - "-c" - "shared_preload_libraries=pg_stat_statements,pg_cron" and this seemed to work

Add CMD [ "postgres","-c","shared_preload_libraries=pg_stat_statements,pg_cron"] to here seems to work

With these changes, im still getting the error when adding metadata to uk-pvnet of

E           grpclib.exceptions.GRPCError: (<Status.INTERNAL: 13>, 'grpc: error unmarshalling request: proto: cannot parse invalid wire-format data', None)