add handlers, storage(Postgres, sqlite) (#3)

Reviewed-on: #3
Co-authored-by: Evstigneev Denis <danteevstigneev@yandex.ru>
Co-committed-by: Evstigneev Denis <danteevstigneev@yandex.ru>

storage/migrations/postgres/000001_init_schema.up.sql

@@ -1,12 +1,12 @@
 create table if not exists dashboard (
     id serial not null unique primary key ,
-    "uniq_id" uuid not null unique default gen_random_uuid() ,
-    package integer
+    "uuid" uuid not null unique default gen_random_uuid() ,
+    package integer[] default '{}'::integer[]
 );
 
 create table if not exists comment (
     id serial not null unique primary key ,
-    text text ,
+    "text" text ,
     created timestamp not null default current_timestamp ,
     updated timestamp
 );
@@ -14,13 +14,14 @@ create table if not exists comment (
 create table if not exists module (
     id serial not null unique primary key ,
     name varchar not null ,
-    version varchar not null
+    version varchar not null ,
+    last_version varchar not null
 );
 
 create table if not exists issue (
     id serial not null unique primary key ,
     --package integer references package(id) ,
-    modules integer[] ,
+    modules integer[] default '{}'::integer[],
     status integer default 0 ,
     "desc" varchar
 );
@@ -29,9 +30,10 @@ create table if not exists package (
     id serial not null unique primary key ,
     name varchar not null ,
     url varchar ,
-    modules integer[] ,
-    issues integer[] ,
-    comments integer[]
+    modules integer[] default '{}'::integer[],
+    issues integer[] default '{}'::integer[],
+    comments integer[] default '{}'::integer[]
 );
 
+create unique index module_info on module(name, version);