Upgrade ava to v3

Author: ThomWright

ava.config.js renamed to ava.config.cjs

@@ -1,5 +1,4 @@
-export default {
-  compileEnhancements: false,
+module.exports = {
   extensions: ["ts"],
   require: ["ts-node/register"],
 }

ava.config.integration.cjs

@@ -0,0 +1,6 @@
+const baseConfig = require("./ava.config.cjs")
+
+module.exports = {
+  ...baseConfig,
+  files: ["src/**/__tests__/**/*.ts", "!src/**/__tests__/**/fixtures/**/*"],
+}

ava.config.integration.js

@@ -0,0 +1,6 @@
+const baseConfig = require("./ava.config.cjs")
+
+module.exports = {
+  ...baseConfig,
+  files: ["src/**/__unit__/**/*.ts", "!src/**/__unit__/**/fixtures/**/*"],
+}