feat(backend): ✨ start multi-tenant support (WIP) (#680)

* fix ts types

* feat(code-generation): ♻️ update code-generation formats

* new scope

* add step button

* fix linter error

* update code-generation tags

* feat(backend): ✨ start multi-tenant support

* feat(backend): ✨ group invitation token generation and signup

* refactor(backend): ♻️ move group admin actions to admin router

* set url base to include `/admin`

* feat(frontend): ✨ generate user sign-up links

* test(backend): ✅ refactor test-suite to further decouple tests (WIP)

* feat(backend): 🐛 assign owner on backup import for recipes

* fix(backend): 🐛 assign recipe owner on migration from other service

Co-authored-by: hay-kot <hay-kot@pm.me>

.vscode/settings.json

@@ -1,5 +1,10 @@
 {
-  "conventionalCommits.scopes": ["frontend", "docs", "backend"],
+  "conventionalCommits.scopes": [
+    "frontend",
+    "docs",
+    "backend",
+    "code-generation"
+  ],
   "cSpell.enableFiletypes": ["!javascript", "!python", "!yaml"],
   "cSpell.words": ["compression", "hkotel", "performant", "postgres", "webp"],
   "editor.codeActionsOnSave": {