Modified models to support a DB

sql/schema/01_init.up.sql

@@ -0,0 +1,38 @@
+CREATE TABLE users (
+    id       INTEGER PRIMARY KEY AUTOINCREMENT,
+    username TEXT NOT NULL,
+    password TEXT NOT NULL
+);
+CREATE UNIQUE INDEX idx_users_username ON users (username);
+
+CREATE TABLE sites (
+    id       INTEGER PRIMARY KEY AUTOINCREMENT,
+    owner_id INTEGER NOT NULL,
+    title    TEXT    NOT NULL,
+    tagline  TEXT    NOT NULL,
+
+    FOREIGN KEY (owner_id) REFERENCES users (id) ON DELETE CASCADE
+);
+CREATE INDEX idx_site_owner ON site (owner_id);
+
+CREATE TABLE publish_targets (
+    id                  INTEGER PRIMARY KEY AUTOINCREMENT,
+    site_id             INTEGER NOT NULL,
+    publish_target_type INTEGER NOT NULL,
+    base_url            TEXT    NOT NULL,
+    target_site_id      TEXT    NOT NULL,
+    target_publish_key  TEXT    NOT NULL
+);
+CREATE INDEX idx_publish_targets_site ON publish_targets (site_id);
+
+CREATE TABLE posts (
+    id           INTEGER PRIMARY KEY AUTOINCREMENT,
+    site_id      INTEGER NOT NULL,
+    guid         TEXT    NOT NULL,
+    title        TEXT    NOT NULL,
+    body         TEXT    NOT NULL,
+    slug         TEXT    NOT NULL,
+    created_at   INTEGER NOT NULL,
+    published_at INTEGER NOT NULL
+);
+CREATE INDEX idx_post_site ON posts (site_id);