Kgothatso Ngako f5a6f74731 feat(ui): what a read-only identity is shown, and what it is not
Phase 5 of docs/npub-sign-in.md -- the half the nsec plan called a
product.

One question, asked in one way. LocalCanSign is a composition local for the
snackbar host's reason: screens do not receive the identity,
MetadataEventDetail -- where follow and send message live -- is several
composables below anything that could be handed more, and a parameter
threaded through twenty-six lists is forgotten in the twenty-seventh.
ProvideSigningCapability sits once above the navigation suite. The default
is true rather than an error, the one way this differs from the snackbar
host: the provider cannot be forgotten per screen, so the only things
composed outside it are previews and tests. And it is a capability, not a
kind -- "can this identity sign?", not "is this an npub?" -- so that a
remote signer is not a fourth value in every when.

The inventory, hidden rather than disabled because the empty state beside
each says why: HomeScreen's New chat in both layouts, its sheet and its
npub dialog; MetadataEventDetail's follow, unfollow, follow back, edit
profile and send message (the "follows you" state still shows -- a fact,
not an action); ActiveProfileScreen's key package management and key
recovery; ShareProfileScreen's re-broadcast, which signs nothing but
queues a copy for the finder relays, and a read-only identity puts nothing
on a relay; SocialPreconditionScreen's invite and view invites, pending
today and writes when they exist; and the not-found screen's set-up form,
since a kind 0 has to be signed. Everything else that writes is behind a
chat room, which a read-only identity can never open.

The Messages tab, for a read-only identity, is an EmptyState where the
rooms would be -- one column at every width, since a two-pane layout is a
list beside a detail and there is no list -- whose message says which
absence it is and whose action is the upgrade: Sign in with the nsec,
which opens the same screen as landing's, hits the credentials file's
upgrade rule, and comes back through startup with rooms in it.
ChatRoomListViewModel is not composed, so the inbox sync and the MLS
negentropy it would queue are not queued.

Tests: ReadOnlyEntrancesJvmTest composes the home and profile screens
under each value of LocalCanSign and looks for the controls by text, on
the unmerged tree so that "does not exist" is not vacuous. The M3 audit's
budgets hold.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Pulled-From: curated/curated@e31033e857
2026-09-13 12:03:15 +02:00
2026-09-09 17:04:09 +02:00
2026-03-24 04:47:19 +02:00
2026-03-23 01:41:39 +02:00
2026-03-23 01:41:39 +02:00
2026-03-23 01:41:39 +02:00

This is a Kotlin Multiplatform project targeting Android, iOS, Desktop (JVM).

  • /composeApp is for code that will be shared across your Compose Multiplatform applications. It contains several subfolders:

    • commonMain is for code that’s common for all targets.
    • Other folders are for Kotlin code that will be compiled for only the platform indicated in the folder name. For example, if you want to use Apple’s CoreCrypto for the iOS part of your Kotlin app, the iosMain folder would be the right place for such calls. Similarly, if you want to edit the Desktop (JVM) specific part, the jvmMain folder is the appropriate location.
  • /iosApp contains iOS applications. Even if you’re sharing your UI with Compose Multiplatform, you need this entry point for your iOS app. This is also where you should add SwiftUI code for your project.

Build and Run Android Application

To build and run the development version of the Android app, use the run configuration from the run widget in your IDE’s toolbar or build it directly from the terminal:

  • on macOS/Linux
    ./gradlew :composeApp:assembleDebug
    
  • on Windows
    .\gradlew.bat :composeApp:assembleDebug
    

Build and Run Desktop (JVM) Application

To build and run the development version of the desktop app, use the run configuration from the run widget in your IDE’s toolbar or run it directly from the terminal:

  • on macOS/Linux
    ./gradlew :composeApp:run
    
  • on Windows
    .\gradlew.bat :composeApp:run
    

Build and Run iOS Application

To build and run the development version of the iOS app, use the run configuration from the run widget in your IDE’s toolbar or open the /iosApp directory in Xcode and run it from there.


Learn more about Kotlin Multiplatform…

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Mantra as a kotlin multiplatform project
https://mantra.press
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