add grpc server

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

grpc/migrations/20220502122532_info.down.sql

@@ -0,0 +1 @@
+DROP TABLE IF EXISTS info;

grpc/migrations/20220502122532_info.up.sql

@@ -0,0 +1,9 @@
+CREATE TABLE IF NOT EXISTS info (
+  id TEXT PRIMARY KEY,
+  inn TEXT,
+  firstName TEXT,
+  middleName TEXT,
+  lastName TEXT,
+  docCode TEXT,
+  docNumber TEXT
+) WITHOUT ROWID;