Removes unused migrations

internal/database/migrations/1_feed.sql

@@ -3,8 +3,7 @@ CREATE table feed (
   id INTEGER PRIMARY KEY,
   name text NOT NULL,
   url text NOT NULL UNIQUE,
-  userId text NOT NULL,
-  FOREIGN KEY (userId) REFERENCES user(id)
+  type text NOT NULL
 );
 
 -- +migrate Down

internal/database/migrations/1_initial.sql

@@ -1,9 +0,0 @@
--- +migrate Up
-CREATE table user (
-  id text PRIMARY KEY,
-  first_name text NOT NULL,
-  email text NOT NULL UNIQUE
-);
-
--- +migrate Down
-DROP TABLE user;

internal/database/migrations/4_add-type-to-feed.sql

@@ -1,7 +0,0 @@
--- +migrate Up
-ALTER TABLE feed
-ADD COLUMN type text;
-
--- +migrate Down
-ALTER TABLE feed
-DROP COLUMN type;