Tests v2 recreate (#760)

* added common project information; setup for v2 test change

* all tests now use with_test_environment

* progress, failing

* finished re-adding tests

* prepare

* cargo sqlx prepare -- --tests

* fmt; clippy; prepare

* sqlx prepare

* adds version_create fix and corresponding test

* merge fixes; rev

* fmt, clippy, prepare

* test cargo sqlx prepare

tests/common/api_v2/mod.rs

@@ -1,7 +1,12 @@
 #![allow(dead_code)]
 
-use super::environment::LocalService;
-use actix_web::dev::ServiceResponse;
+use super::{
+    api_common::{Api, ApiBuildable},
+    environment::LocalService,
+};
+use actix_web::{dev::ServiceResponse, test, App};
+use async_trait::async_trait;
+use labrinth::LabrinthConfig;
 use std::rc::Rc;
 
 pub mod project;
@@ -15,12 +20,23 @@ pub struct ApiV2 {
     pub test_app: Rc<dyn LocalService>,
 }
 
-impl ApiV2 {
-    pub async fn call(&self, req: actix_http::Request) -> ServiceResponse {
+#[async_trait(?Send)]
+impl ApiBuildable for ApiV2 {
+    async fn build(labrinth_config: LabrinthConfig) -> Self {
+        let app = App::new().configure(|cfg| labrinth::app_config(cfg, labrinth_config.clone()));
+        let test_app: Rc<dyn LocalService> = Rc::new(test::init_service(app).await);
+
+        Self { test_app }
+    }
+}
+
+#[async_trait(?Send)]
+impl Api for ApiV2 {
+    async fn call(&self, req: actix_http::Request) -> ServiceResponse {
         self.test_app.call(req).await.unwrap()
     }
 
-    pub async fn reset_search_index(&self) -> ServiceResponse {
+    async fn reset_search_index(&self) -> ServiceResponse {
         let req = actix_web::test::TestRequest::post()
             .uri("/v2/admin/_force_reindex")
             .append_header((