feat: DB-Schema (candles, backtest_runs), Migration, CandleStore

drizzle/0000_nifty_brood.sql

@@ -0,0 +1,18 @@
+CREATE TABLE "backtest_runs" (
+	"id" serial PRIMARY KEY NOT NULL,
+	"created_at" timestamp with time zone DEFAULT now() NOT NULL,
+	"kind" text NOT NULL,
+	"config" jsonb NOT NULL,
+	"result" jsonb NOT NULL
+);
+--> statement-breakpoint
+CREATE TABLE "candles" (
+	"pair" varchar(16) NOT NULL,
+	"ts" timestamp with time zone NOT NULL,
+	"open" double precision NOT NULL,
+	"high" double precision NOT NULL,
+	"low" double precision NOT NULL,
+	"close" double precision NOT NULL,
+	"volume" double precision NOT NULL,
+	CONSTRAINT "candles_pair_ts_pk" PRIMARY KEY("pair","ts")
+);