big dev changes

migrations/postgres/0003_pad_files.sql

@@ -0,0 +1,12 @@
+CREATE TABLE pad_files (
+ id BIGSERIAL PRIMARY KEY,
+ pad_id BIGINT NOT NULL REFERENCES pads(id) ON DELETE CASCADE,
+ filename TEXT NOT NULL,
+ url TEXT NOT NULL UNIQUE,
+ mime_type TEXT NOT NULL,
+ size_bytes BIGINT NOT NULL,
+ created_at TEXT NOT NULL DEFAULT (CURRENT_TIMESTAMP::text),
+ is_attached BOOLEAN NOT NULL DEFAULT TRUE,
+ detached_at TEXT
+);
+CREATE INDEX idx_pad_files_pad ON pad_files(pad_id, id DESC);