Add event bus and storage layer

packages/storage/src/option-prints.ts

@@ -0,0 +1,29 @@
+import type { OptionPrint } from "@islandflow/types";
+
+export const OPTION_PRINTS_TABLE = "option_prints";
+
+export const optionPrintsTableDDL = (): string => {
+  return `
+CREATE TABLE IF NOT EXISTS ${OPTION_PRINTS_TABLE} (
+  source_ts UInt64,
+  ingest_ts UInt64,
+  seq UInt64,
+  trace_id String,
+  ts UInt64,
+  option_contract_id String,
+  price Float64,
+  size UInt32,
+  exchange String,
+  conditions Array(String)
+)
+ENGINE = MergeTree
+ORDER BY (ts, option_contract_id)
+`;
+};
+
+export const normalizeOptionPrint = (print: OptionPrint): OptionPrint => {
+  return {
+    ...print,
+    conditions: print.conditions ?? []
+  };
+};