feat(auth): add OAuth2 login (#276)

* feat(auth): add OAuth2 login with GitHub and Google

* chore(translations): add files for Japanese

* fix(auth): fix link function for GitHub

* feat(oauth): basic oidc implementation

* feat(oauth): oauth guard

* fix: disable image optimizations for logo to prevent caching issues with custom logos

* fix: memory leak while downloading large files

* chore(translations): update translations via Crowdin (#278)

* New translations en-us.ts (Japanese)

* New translations en-us.ts (Japanese)

* New translations en-us.ts (Japanese)

* release: 0.18.2

* doc(translations): Add Japanese README (#279)

* Added Japanese README.

* Added JAPANESE README link to README.md.

* Updated Japanese README.

* Updated Environment Variable Table.

* updated zh-cn README.

* feat(oauth): unlink account

* refactor(oauth): make providers extensible

* fix(oauth): fix discoveryUri error when toggle google-enabled

* feat(oauth): add microsoft and discord as oauth provider

* docs(oauth): update README.md

* docs(oauth): update oauth2-guide.md

* set password to null for new oauth users

* New translations en-us.ts (Japanese) (#281)

* chore(translations): add Polish files

* fix(oauth): fix random username and password

* feat(oauth): add totp

* fix(oauth): fix totp throttle

* fix(oauth): fix qrcode and remove comment

* feat(oauth): add error page

* fix(oauth): i18n of error page

* feat(auth): add OAuth2 login

* fix(auth): fix link function for GitHub

* feat(oauth): basic oidc implementation

* feat(oauth): oauth guard

* feat(oauth): unlink account

* refactor(oauth): make providers extensible

* fix(oauth): fix discoveryUri error when toggle google-enabled

* feat(oauth): add microsoft and discord as oauth provider

* docs(oauth): update README.md

* docs(oauth): update oauth2-guide.md

* set password to null for new oauth users

* fix(oauth): fix random username and password

* feat(oauth): add totp

* fix(oauth): fix totp throttle

* fix(oauth): fix qrcode and remove comment

* feat(oauth): add error page

* fix(oauth): i18n of error page

* refactor: return null instead of `false` in `getIdOfCurrentUser` functiom

* feat: show original oauth error if available

* refactor: run formatter

* refactor(oauth): error message i18n

* refactor(oauth): make OAuth token available
someone may use it (to revoke token or get other info etc.)
also improved the i18n message

* chore(oauth): remove unused import

* chore: add database migration

* fix: missing python installation for nanoid

---------

Co-authored-by: Elias Schneider <login@eliasschneider.com>
Co-authored-by: ふうせん <10260662+fusengum@users.noreply.github.com>

backend/package.json

@@ -13,6 +13,7 @@
     "seed": "ts-node prisma/seed/config.seed.ts"
   },
   "dependencies": {
+    "@nestjs/cache-manager": "^2.1.0",
     "@nestjs/common": "^10.1.2",
     "@nestjs/config": "^3.0.0",
     "@nestjs/core": "^10.1.2",
@@ -26,6 +27,7 @@
     "archiver": "^5.3.1",
     "argon2": "^0.30.3",
     "body-parser": "^1.20.2",
+    "cache-manager": "^5.2.4",
     "clamscan": "^2.1.2",
     "class-transformer": "^0.5.1",
     "class-validator": "^0.14.0",
@@ -33,6 +35,8 @@
     "cookie-parser": "^1.4.6",
     "mime-types": "^2.1.35",
     "moment": "^2.29.4",
+    "nanoid": "^3.3.6",
+    "node-fetch": "^2.7.0",
     "nodemailer": "^6.9.4",
     "otplib": "^12.0.1",
     "passport": "^0.6.0",
@@ -57,6 +61,7 @@
     "@types/mime-types": "^2.1.1",
     "@types/multer": "^1.4.7",
     "@types/node": "^20.4.5",
+    "@types/node-fetch": "^2.6.6",
     "@types/nodemailer": "^6.4.9",
     "@types/passport-jwt": "^3.0.9",
     "@types/qrcode-svg": "^1.1.1",