feat: wip previews for non-get routes

migrations/002_add_scaffold_stuff.sql

@@ -0,0 +1,16 @@
+CREATE TABLE scaffold_pages (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    route_id INTEGER NOT NULL,
+    content TEXT,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    FOREIGN KEY(route_id) REFERENCES routes(id) ON DELETE CASCADE
+);
+
+CREATE TABLE scaffold_params (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    route_id INTEGER NOT NULL,
+    query_params JSON,
+    url_params JSON,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    FOREIGN KEY(route_id) REFERENCES routes(id) ON DELETE CASCADE
+);