feat(backend): implement VoD functionality

src/main/resources/db/schema.sql

@@ -38,4 +38,20 @@ CREATE TABLE IF NOT EXISTS clips (
     video_path VARCHAR(255) NOT NULL,
     thumbnail_path VARCHAR(255) NOT NULL,
     FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
+);
+
+CREATE TABLE IF NOT EXISTS vods (
+    id BIGSERIAL PRIMARY KEY,
+    user_id BIGINT NOT NULL,
+    title VARCHAR(255) NOT NULL,
+    description TEXT,
+    created_at TIMESTAMPTZ DEFAULT NOW(),
+    width INTEGER NOT NULL,
+    height INTEGER NOT NULL,
+    fps FLOAT NOT NULL,
+    duration FLOAT NOT NULL,
+    file_size FLOAT NOT NULL,
+    video_path VARCHAR(255) NOT NULL,
+    thumbnail_path VARCHAR(255) NOT NULL,
+    FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
 );