Add report workflow

migrations/004_report_workflow.sql

@@ -0,0 +1,13 @@
+ALTER TABLE reports
+    ADD COLUMN assigned_operator_id BIGINT UNSIGNED NULL AFTER area_id,
+    ADD CONSTRAINT reports_assigned_operator_fk
+        FOREIGN KEY (assigned_operator_id) REFERENCES users(id);
+
+CREATE INDEX reports_user_status_created_idx ON reports(user_id, status, created_at);
+CREATE INDEX assignments_report_ended_idx ON assignments(report_id, ended_at);
+
+ALTER TABLE report_photos
+    ADD COLUMN original_filename VARCHAR(255) NULL AFTER url,
+    ADD COLUMN content_type VARCHAR(100) NULL AFTER original_filename,
+    ADD COLUMN size_bytes BIGINT UNSIGNED NULL AFTER content_type;
+