feat: card attachments (#247)

* feat: add card attachment schema

* feat: setup s3 util funcs

* feat: add attachments router and repo funcs

* feat: add upload button

* feat: add thumbnails and attachment viewer

* feat: add download and delete button

* feat: add file viewer and downloads

* feat: update compose and readme

* chore: build lang

* feat: display attachments on public boards

* chore: update compiled translations

packages/api/package.json

@@ -35,6 +35,8 @@
     "typecheck": "tsc --noEmit --emitDeclarationOnly false"
   },
   "dependencies": {
+    "@aws-sdk/client-s3": "^3.802.0",
+    "@aws-sdk/s3-request-presigner": "^3.812.0",
     "@kan/auth": "workspace:*",
     "@kan/db": "workspace:*",
     "@kan/email": "workspace:^",