Adding basic impact diagnostics

[lauracasp]

Description

Addition of basic impact diagnostics as listed in Table 1 of Elling et al 2026

! NOTE: In order to use the ORAS5 datasets on levante, the following configuration must be added to the .config/esmvaltool/data-hpc-dkrz.yml file in the native6 section:

oras5:
type: esmvalcore.io.local.LocalDataSource
rootpath: /work/bd1083/b382555/extraobsraw
dirname_template: "Tier{tier}/{dataset}/single_level" #{version}/{frequency}/{short_name}"
filename_template: "{raw_name}_*.nc"

• Closes #issue_number
• Link to documentation:

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