OAuth 2.0 Authorization Server [MOD-559] (#733)

* WIP end-of-day push

* Authorize endpoint, accept endpoints, DB stuff for oauth clients, their redirects, and client authorizations

* OAuth Client create route

* Get user clients

* Client delete

* Edit oauth client

* Include redirects in edit client route

* Database stuff for tokens

* Reorg oauth stuff out of auth/flows and into its own module

* Impl OAuth get access token endpoint

* Accept oauth access tokens as auth and update through AuthQueue

* User OAuth authorization management routes

* Forgot to actually add the routes lol

* Bit o cleanup

* Happy path test for OAuth and minor fixes for things it found

* Add dummy data oauth client (and detect/handle dummy data version changes)

* More tests

* Another test

* More tests and reject endpoint

* Test oauth client and authorization management routes

* cargo sqlx prepare

* dead code warning

* Auto clippy fixes

* Uri refactoring

* minor name improvement

* Don't compile-time check the test sqlx queries

* Trying to fix db concurrency problem to get tests to pass

* Try fix from test PR

* Fixes for updated sqlx

* Prevent restricted scopes from being requested or issued

* Get OAuth client(s)

* Remove joined oauth client info from authorization returns

* Add default conversion to OAuthError::error so we can use ?

* Rework routes

* Consolidate scopes into SESSION_ACCESS

* Cargo sqlx prepare

* Parse to OAuthClientId automatically through serde and actix

* Cargo clippy

* Remove validation requiring 1 redirect URI on oauth client creation

* Use serde(flatten) on OAuthClientCreationResult

.sqlx/query-e15ff50bd75a49d50975d337f61f3412349dd6bc5c836d2634bbcb376a6f7c12.json

@@ -0,0 +1,22 @@
+{
+  "db_name": "PostgreSQL",
+  "query": "SELECT EXISTS(SELECT 1 FROM oauth_access_tokens WHERE id=$1)",
+  "describe": {
+    "columns": [
+      {
+        "ordinal": 0,
+        "name": "exists",
+        "type_info": "Bool"
+      }
+    ],
+    "parameters": {
+      "Left": [
+        "Int8"
+      ]
+    },
+    "nullable": [
+      null
+    ]
+  },
+  "hash": "e15ff50bd75a49d50975d337f61f3412349dd6bc5c836d2634bbcb376a6f7c12"
+}