web: add env variable & plausible functionality

web/src/lib/env.ts

@@ -0,0 +1,9 @@
+import { env } from "$env/dynamic/public";
+
+const variables = {
+    HOST: env.PUBLIC_HOST,
+    PLAUSIBLE_HOST: env.PUBLIC_PLAUSIBLE_HOST,
+    PLAUSIBLE_ENABLED: env.PUBLIC_HOST && env.PUBLIC_PLAUSIBLE_HOST,
+}
+
+export default variables;