Change performer height to be numeric (#3060)

* Make height an int. Add height_cm field
* Change UI to use height_cm
* Use number fields for height/weight
* Add migration note

pkg/sqlite/migrations/39_performer_height.up.sql

@@ -0,0 +1,103 @@
+-- add primary keys to association tables that are missing them
+PRAGMA foreign_keys=OFF;
+
+CREATE TABLE `performers_new` (
+  `id` integer not null primary key autoincrement,
+  `checksum` varchar(255) not null,
+  `name` varchar(255),
+  `gender` varchar(20),
+  `url` varchar(255),
+  `twitter` varchar(255),
+  `instagram` varchar(255),
+  `birthdate` date,
+  `ethnicity` varchar(255),
+  `country` varchar(255),
+  `eye_color` varchar(255),
+  -- changed from varchar(255)
+  `height` int,
+  `measurements` varchar(255),
+  `fake_tits` varchar(255),
+  `career_length` varchar(255),
+  `tattoos` varchar(255),
+  `piercings` varchar(255),
+  `aliases` varchar(255),
+  `favorite` boolean not null default '0',
+  `created_at` datetime not null,
+  `updated_at` datetime not null,
+  `details` text, 
+  `death_date` date, 
+  `hair_color` varchar(255), 
+  `weight` integer, 
+  `rating` tinyint, 
+  `ignore_auto_tag` boolean not null default '0'
+);
+
+INSERT INTO `performers_new`
+  (
+    `id`,
+    `checksum`,
+    `name`,
+    `gender`,
+    `url`,
+    `twitter`,
+    `instagram`,
+    `birthdate`,
+    `ethnicity`,
+    `country`,
+    `eye_color`,
+    `height`,
+    `measurements`,
+    `fake_tits`,
+    `career_length`,
+    `tattoos`,
+    `piercings`,
+    `aliases`,
+    `favorite`,
+    `created_at`,
+    `updated_at`,
+    `details`,
+    `death_date`,
+    `hair_color`,
+    `weight`,
+    `rating`,
+    `ignore_auto_tag`
+  )
+  SELECT 
+    `id`,
+    `checksum`,
+    `name`,
+    `gender`,
+    `url`,
+    `twitter`,
+    `instagram`,
+    `birthdate`,
+    `ethnicity`,
+    `country`,
+    `eye_color`,
+    CASE `height`
+      WHEN '' THEN NULL
+      WHEN NULL THEN NULL
+      ELSE CAST(`height` as int)
+    END,
+    `measurements`,
+    `fake_tits`,
+    `career_length`,
+    `tattoos`,
+    `piercings`,
+    `aliases`,
+    `favorite`,
+    `created_at`,
+    `updated_at`,
+    `details`,
+    `death_date`,
+    `hair_color`,
+    `weight`,
+    `rating`,
+    `ignore_auto_tag`
+  FROM `performers`;
+
+DROP TABLE `performers`;
+ALTER TABLE `performers_new` rename to `performers`;
+
+CREATE UNIQUE INDEX `performers_checksum_unique` on `performers` (`checksum`);
+CREATE INDEX `index_performers_on_name` on `performers` (`name`);