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Consolidate V1-V7 Flyway migrations into single V1__init.sql with all columns renamed from group_name to application_name. Requires fresh database (wipe flyway_schema_history, all data). - DB columns: executions.group_name → application_name, processor_executions.group_name → application_name - Continuous aggregates: all views updated to use application_name - OpenSearch field: group_name → application_name in index/query - All Java SQL strings updated to match new column names - Delete V2-V7 migration files (folded into V1) Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>