Init: bootstrap go module with basic framework

migrations/202509250652_create_table_image.tx.down.sql

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+DROP TABLE IF EXISTS "image";

migrations/202509250652_create_table_image.tx.up.sql

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+CREATE TABLE "image" (
+  id   integer PRIMARY KEY GENERATED BY DEFAULT AS IDENTITY,
+  ext  character varying NOT NULL
+);

migrations/202509250727_create_table_guild.tx.down.sql

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+DROP TABLE IF EXISTS "guild";

migrations/202509250727_create_table_guild.tx.up.sql

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+CREATE TABLE "guild" (
+  id     integer PRIMARY KEY GENERATED BY DEFAULT AS IDENTITY,
+  dc_id  character varying UNIQUE,
+  name   character varying NOT NULL,
+
+  auto_role_log_chan_id  character varying
+);

migrations/202509250744_create_table_alias.tx.down.sql

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+DROP TABLE IF EXISTS "alias";

migrations/202509250744_create_table_alias.tx.up.sql

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+CREATE TABLE "alias" (
+  id        integer PRIMARY KEY GENERATED BY DEFAULT AS IDENTITY,
+  guild_id  integer,
+  alias     character varying,
+
+  UNIQUE (guild_id, alias)
+);

migrations/202509250752_create_table_auto_role_msg.tx.down.sql

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+DROP TABLE IF EXISTS "auto_role_msg";

migrations/202509250752_create_table_auto_role_msg.tx.up.sql

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+CREATE TABLE "auto_role_msg" (
+  guild_id    integer,
+  message_id  character varying,
+  role_id     character varying NOT NULL,
+  emoji       character varying,
+
+  PRIMARY KEY (guild_id, message_id)
+);

migrations/202509250757_add_foreign_key_guild_id.tx.up.sql

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+ALTER TABLE "alias" ADD CONSTRAINT "guild_id_fk"
+  FOREIGN KEY (guild_id) REFERENCES "guild" (id) ON DELETE CASCADE;
+
+--bun:split
+
+ALTER TABLE "auto_role_msg" ADD CONSTRAINT "guild_id_fk"
+  FOREIGN KEY (guild_id) REFERENCES "guild" (id) ON DELETE CASCADE;

migrations/main.go

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+package migrations
+
+import (
+	"embed"
+
+	"github.com/uptrace/bun/migrate"
+)
+
+var Migrations = migrate.NewMigrations()
+
+//go:embed *.sql
+var sqlMigrations embed.FS
+
+func init() {
+	if err := Migrations.Discover(sqlMigrations); err != nil {
+		panic(err)
+	}
+}