added script to insert instruments

manifest

@@ -6,4 +6,5 @@ p2p.sql
 collapse_participants.sql
 genre_session.sql
 invitations.sql
-users_v2.sql
+users_v2.sql
+instruments.sql

up/instruments.sql

@@ -0,0 +1,4 @@
+insert into instruments (description) values
+('Guitar'),
+('Vocals'),
+('Drums')

up/users_v2.sql

@@ -1,13 +1,13 @@
-drop table bands_musicians;
-drop table musicians_instruments;
-drop table musicians;
+DROP TABLE bands_musicians;
+DROP TABLE musicians_instruments;
+DROP TABLE musicians;
 
 ALTER TABLE users ADD COLUMN musician BOOLEAN NOT NULL DEFAULT false;
 ALTER TABLE bands ADD COLUMN website VARCHAR(4000) NULL;
 ALTER TABLE bands ADD COLUMN biography VARCHAR(4000) NOT NULL;
 
 -- musician -> band mapping
-CREATE TABLE bands_musicians (
+CREATE TABLE bands_users (
     id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4(),
     band_id VARCHAR(64) REFERENCES bands(id) ON DELETE CASCADE,
     user_id VARCHAR(64) REFERENCES users(id) ON DELETE CASCADE,
@@ -16,11 +16,10 @@ CREATE TABLE bands_musicians (
     updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
 );
 
-ALTER TABLE bands_musicians ADD CONSTRAINT band_musician_uniqkey UNIQUE (band_id, user_id);
-
+ALTER TABLE bands_users ADD CONSTRAINT band_user_uniqkey UNIQUE (band_id, user_id);
 
 -- musician -> instrument mapping
-CREATE TABLE musicians_instruments (
+CREATE TABLE users_instruments (
     id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4(),
     user_id VARCHAR(64) REFERENCES users(id) ON DELETE CASCADE,
     instrument_id VARCHAR(64) REFERENCES instruments(id) ON DELETE CASCADE,
@@ -29,4 +28,4 @@ CREATE TABLE musicians_instruments (
     updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
 );
 
-ALTER TABLE musicians_instruments ADD CONSTRAINT musician_instrument_uniqkey UNIQUE (user_id, instrument_id);
+ALTER TABLE users_instruments ADD CONSTRAINT user_instrument_uniqkey UNIQUE (user_id, instrument_id);