Precompute run analysis and serve compact route previews

migrations/versions/f08db2902a74_persist_run_analysis.py

@@ -0,0 +1,31 @@
+"""Persist compact activity analysis and route previews."""
+
+import sqlalchemy as sa
+from alembic import op
+
+revision = "f08db2902a74"
+down_revision = "e57a0f824c61"
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    with op.batch_alter_table("activity") as batch_op:
+        batch_op.add_column(
+            sa.Column("analysis_version", sa.Integer(), nullable=False, server_default="0")
+        )
+        batch_op.add_column(
+            sa.Column("analysis_summary", sa.JSON(), nullable=False, server_default="{}")
+        )
+        batch_op.add_column(
+            sa.Column("display_data", sa.JSON(), nullable=False, server_default="{}")
+        )
+        batch_op.add_column(
+            sa.Column("route_geometry", sa.JSON(), nullable=False, server_default="[]")
+        )
+
+
+def downgrade():
+    with op.batch_alter_table("activity") as batch_op:
+        for name in ("route_geometry", "display_data", "analysis_summary", "analysis_version"):
+            batch_op.drop_column(name)