Remove old flat config folder: spanish_mexico_monologues

Remove old flat config folder: spanish_mexico_keywords

Remove old flat config folder: spanish_mexico_free_speech

Remove old flat config folder: german_germany_monologues

Remove old flat config folder: german_germany_keywords

Remove old flat config folder: german_germany_free_speech

Remove old flat config folder: english_united_states_monologues

Remove old flat config folder: english_united_states_keywords

Remove old flat config folder: english_united_states_free_speech

Remove old flat config folder: english_nigeria_monologues

Remove old flat config folder: english_nigeria_keywords

Remove old flat config folder: english_nigeria_free_speech

Remove old flat config folder: english_china_monologues

Remove old flat config folder: english_china_keywords

Remove old flat config folder: english_china_free_speech

Re-upload english_china with 'Not working' in occupation column to force string type

Delete english_china to fix occupation column type

Re-upload english_china with consistent string types in all metadata CSVs

Delete english_china to force schema refresh

Add dataset_info with explicit features schema to prevent type inference issues

Add dataset documentation with cohort-based configuration

Add german_germany with 3 script type splits (75 samples)

Add english_united_states with 3 script type splits (75 samples)

Add english_nigeria with 3 script type splits (75 samples)

Add english_china with 3 script type splits (75 samples)

Add spanish_mexico with 3 script type splits (56 samples)

Delete spanish_mexico

Delete german_germany

Delete english_united_states

Delete english_nigeria

Delete english_china

Upload german_germany_monologues with 25 samples

Upload german_germany_keywords with 25 samples

Upload german_germany_free_speech with 25 samples

Upload english_united_states_monologues with 25 samples

Upload english_united_states_keywords with 25 samples

Upload english_united_states_free_speech with 25 samples

Upload english_nigeria_monologues with 25 samples

Upload english_nigeria_keywords with 25 samples

Upload english_nigeria_free_speech with 25 samples

Upload english_china_monologues with 25 samples

Upload english_china_keywords with 25 samples

Upload english_china_free_speech with 25 samples

Upload spanish_mexico_monologues with 25 samples

Upload spanish_mexico_keywords with 6 samples

Upload spanish_mexico_free_speech with 25 samples

Update german_germany_monologues with first transcription segment only (25 samples)

Update german_germany_keywords with first transcription segment only (25 samples)

Update german_germany_free_speech with first transcription segment only (25 samples)

Update english_united_states_monologues with first transcription segment only (25 samples)