Set up yoyo migrations system.

README.md

@@ -4,6 +4,12 @@ A new comprehensive backup system for Wikidot, maintained by the SCP-EN Technica
 
 This program is written for Python 3.11 or later. You will need a Wikidot API key, which you can get if you have a [Pro Plan](https://www.wikidot.com/plans).
 
+### Configuration
+
+The `.env` file is sourced by the process to pull in secrets. Look at `.env.example` for the expected structure of this file. These secrets can also be set in the environment directly.
+
+Within `yoyo.ini`, override the database URL with the value of `$POSTGRES_DATABASE_URL`.
+
 ### Setup
 
 Create a Python virtual environment, and then install this project's dependencies:

migrations/20240112_01_Njk7j-site.sql

@@ -0,0 +1,12 @@
+-- Create initial tables.
+-- depends:
+
+CREATE TABLE site (
+ slug TEXT PRIMARY KEY,
+ wikidot_id INTEGER NOT NULL,
+ home_slug TEXT NOT NULL,
+ domain TEXT NOT NULL,
+ language TEXT NOT NULL,
+
+ UNIQUE (wikidot_id)
+);

requirements.txt

@@ -4,3 +4,4 @@ pugsql>=0.2.4
 python-dotenv>=1.0
 requests>=2.31
 types-requests>=2.31.0.0
+yoyo-migrations>=8.0

yoyo.ini

@@ -0,0 +1,5 @@
+[DEFAULT]
+sources = migrations
+database = postgres://localhost
+batch_mode = off
+verbosity = 0