{"schema_version":1,"retention_months":13,"install_id_resettable":true,"fields":[{"name":"install_id","type":"uuid-v4","description":"Resettable anonymous identifier used to replace one installation's weekly row."},{"name":"app_version","type":"semver","description":"LecMate version used to measure fleet adoption and release health."},{"name":"platform","type":"enum: desktop | mobile","description":"Which LecMate app produced the summary; omitted by desktop builds that predate the field and then recorded as desktop."},{"name":"week_start","type":"date","description":"First UTC date covered by this summary."},{"name":"week_end_exclusive","type":"date","description":"UTC boundary immediately after the seven-day summary window."},{"name":"recording_count","type":"non-negative 64-bit integer","description":"Number of capture sessions started during the week."},{"name":"total_recording_minutes","type":"non-negative number","description":"Combined duration of finalized capture sessions, in minutes."},{"name":"recovery_count","type":"non-negative 64-bit integer","description":"Recovery events observed."},{"name":"note_generated_count","type":"non-negative 64-bit integer","description":"Generated study-output events observed."},{"name":"study_attempt_count","type":"non-negative 64-bit integer","description":"Study attempts completed during the week."},{"name":"search_count","type":"non-negative 64-bit integer","description":"Search actions performed."},{"name":"sync_count","type":"non-negative 64-bit integer","description":"Successful connector syncs."},{"name":"material_ingested_count","type":"non-negative 64-bit integer","description":"Source items successfully imported."},{"name":"research_activity","type":"boolean","description":"Whether any research workflow activity occurred."},{"name":"today_action_completion_rate","type":"number from 0 to 1 or null","description":"Fraction of shown Today actions completed; null when none were shown."}]}