Add local market calendar storage

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

support/clickhouse/docker-entrypoint-initdb.d/0000_init.sql

@@ -120,3 +120,11 @@ CREATE TABLE IF NOT EXISTS qrust.orders (
 ENGINE = ReplacingMergeTree()
 PARTITION BY toYYYYMM(time_submitted)
 PRIMARY KEY id;
+
+CREATE TABLE IF NOT EXISTS qrust.calendar (
+    date Date,
+    open DateTime,
+    close DateTime
+)
+ENGINE = ReplacingMergeTree()
+PRIMARY KEY date;