basic schema conversion for postgres (#46)

controller/store/sql/postgresql/000_base.sql

@@ -0,0 +1,62 @@
+-- +migrate Up
+
+--
+-- accounts
+--
+create table accounts (
+  id                    integer             primary key,
+  email                 varchar(1024)       not null unique,
+  password              char(128)           not null,
+  token                 varchar(32)         not null unique,
+  created_at            timestamp           not null default(current_timestamp),
+  updated_at            timestamp           not null default(current_timestamp),
+
+  constraint chk_email check (email <> ''),
+  constraint chk_password check (password <> ''),
+  constraint chk_token check(token <> '')
+);
+
+--
+-- account_requests
+--
+create table account_requests (
+  id                    integer             primary key,
+  token                 varchar(32)         not null unique,
+  email                 varchar(1024)       not null unique,
+  source_address        varchar(64)         not null,
+  created_at            timestamp           not null default(current_timestamp),
+  updated_at            timestamp           not null default(current_timestamp)
+);
+
+--
+-- environments
+--
+create table environments (
+  id                    integer             primary key,
+  account_id            integer             constraint fk_accounts_identities references accounts on delete cascade,
+  description           text,
+  host                  varchar(256),
+  address               varchar(64),
+  z_id                  varchar(32)         not null unique,
+  created_at            timestamp           not null default(current_timestamp),
+  updated_at            timestamp           not null default(current_timestamp),
+
+  constraint chk_z_id check (z_id <> '')
+);
+
+--
+-- services
+--
+create table services (
+  id                    integer             primary key,
+  environment_id        integer             constraint fk_environments_services references environments on delete cascade,
+  z_id                  varchar(32)         not null unique,
+  name                  varchar(32)         not null unique,
+  frontend              varchar(1024),
+  backend               varchar(1024),
+  created_at            timestamp           not null default(current_timestamp),
+  updated_at            timestamp           not null default(current_timestamp),
+
+  constraint chk_z_id check (z_id <> ''),
+  constraint chk_name check (name <> '')
+);

controller/store/sql/postgresql/embed.go

@@ -0,0 +1,6 @@
+package postgresql_schema
+
+import "embed"
+
+//go:embed *.sql
+var FS embed.FS