Create route for Opinions

create OpinionRepository
create OpinionVoter
create OpinionChoiceRef
create extention String.toUUID() and List<String>.toUUID()
create OpinionAggregation
create interface RequestBuilderWithCreator for create entity by request
rename opinion_list to opinion_choice
create sql function find_citizen_opinions
fix sql function find_citizen_opinions_by_target_id
fix sql funciton find_opinion_choices

src/main/resources/sql/migrations/0000-init_schema.down.sql

@@ -4,7 +4,7 @@ drop table if exists resource_view;
 -- Extra resources
 drop table if exists opinion_on_article;
 drop table if exists opinion;
-drop table if exists opinion_list;
+drop table if exists opinion_choice;
 
 drop table if exists follow_article;
 drop table if exists follow_constitution;

src/main/resources/sql/migrations/0000-init_schema.up.sql

@@ -503,7 +503,7 @@ create table resource_view
     ip            cidr                                   null
 );
 
-create table opinion_list
+create table opinion_choice
 (
     id         uuid        default uuid_generate_v4() not null primary key,
     name       text                                   not null unique,
@@ -514,20 +514,20 @@ create table opinion_list
 
 create table opinion
 (
-    opinion uuid not null references opinion_list (id),
+    choice_id uuid not null references opinion_choice (id),
     foreign key (created_by_id) references citizen (id),
     primary key (id),
-    unique (created_by_id, target_id, opinion)
+    unique (created_by_id, target_id, choice_id)
 ) inherits (extra);
 
 create table opinion_on_article
 (
     target_reference regclass default 'article'::regclass not null,
-    foreign key (opinion) references opinion_list (id),
+    foreign key (choice_id) references opinion_choice (id),
     foreign key (target_id) references article (id),
     foreign key (created_by_id) references citizen (id),
     primary key (id),
-    unique (created_by_id, target_id, opinion)
+    unique (created_by_id, target_id, choice_id)
 ) inherits (opinion);