feat: add database reset functionality and implement rulebook tests

charactergarden/app/src/db.ts

@@ -262,6 +262,7 @@ export function createDatabase(config: DatabaseConfig): CharacterGardenDatabase
         DELETE FROM world_states;
         DELETE FROM turns;
         DELETE FROM entities;
+        DELETE FROM rulebooks;
       `);
     },
 

charactergarden/app/src/tests/sqliteProbe.ts

@@ -0,0 +1,6 @@
+import Database from "better-sqlite3";
+
+const db = new Database(process.env.DB_PATH ?? "/var/lib/charactergarden/app.db");
+db.prepare("CREATE TABLE IF NOT EXISTS probe(value TEXT)").run();
+db.close();
+console.log("sqlite_probe_ok");

charactergarden/app/src/tests/verifyDefaultSeed.ts

@@ -0,0 +1,34 @@
+import assert from "node:assert/strict";
+
+import { createCharacterGardenApp } from "../app";
+
+function run(): void {
+  const app = createCharacterGardenApp(process.env.DB_PATH ?? "/var/lib/charactergarden/app.db");
+  const snapshot = app.getSnapshot();
+  const rulebook = app.getRulebook();
+
+  assert.equal(snapshot.turns.length, 0, "Expected no persisted turns after database reset.");
+  assert.ok(snapshot.worldState.entities.player, "Expected player in default world state.");
+  assert.ok(snapshot.worldState.entities.room_start, "Expected room_start in default world state.");
+  assert.equal(rulebook.id, "rulebook_default", "Expected default rulebook to be active.");
+  assert.equal(rulebook.version, 1, "Expected default rulebook version to be 1.");
+
+  console.log(
+    JSON.stringify(
+      {
+        ok: true,
+        entityCount: Object.keys(snapshot.worldState.entities).length,
+        turnCount: snapshot.turns.length,
+        rulebookId: rulebook.id,
+        rulebookVersion: rulebook.version,
+        ruleCount: rulebook.rules.length,
+      },
+      null,
+      2
+    )
+  );
+
+  app.db.close();
+}
+
+run();