Fix Cashu file redemption and Bitcoin-dependent wallet readiness

neode-ui/src/api/rpc-client.ts

@@ -42,6 +42,7 @@ export interface PackageVersionsResponse {
   pinnedVersion: string | null
   autoUpdate: boolean
   versions: CatalogVersionInfo[]
+  bitcoinPrune?: boolean | null
 }
 
 export interface AppGatePortStatus {

neode-ui/src/components/BitcoinPruningChoice.vue

@@ -0,0 +1,21 @@
+<template>
+    <div class="mt-5 space-y-2">
+      <label class="flex items-center gap-2 text-sm text-white/80">
+        <input v-model="model" type="checkbox" class="accent-orange-400" />
+        Prune Bitcoin to save disk space
+      </label>
+      <p class="text-xs text-white/50">
+        Keeps about 50 GB of recent blocks, using the same settings as automatic
+        pruning on smaller disks. All blocks are still downloaded and verified.
+        Mempool and other apps that need the full blockchain won’t be available.
+        Turning pruning off later requires downloading the blockchain again.
+      </p>
+      <p v-if="!model" class="text-xs text-white/50">
+        Automatic pruning still applies on disks smaller than 1 TB.
+      </p>
+    </div>
+
+</template>
+<script setup lang="ts">
+const model = defineModel<boolean>({ default: false })
+</script>

neode-ui/src/components/ExternalExplorerModal.vue

@@ -31,7 +31,7 @@
         class="w-full rounded-lg bg-white/[0.06] border border-white/10 text-white px-3 py-2 text-sm font-mono focus:outline-none focus:border-orange-400/60"
       />
       <p class="text-[11px] text-white/40 mt-1">
-        Defaults to tx1138.com. Any Mempool-compatible instance works — you can change this
+        Defaults to mempool.space. Any Mempool-compatible instance works — you can change this
         any time in Settings → System.
       </p>
     </div>

neode-ui/src/components/InstallVersionModal.vue

@@ -35,6 +35,8 @@
       <p class="text-white/40 text-xs">{{ t('marketplace.installModalHint') }}</p>
     </div>
 
+    <BitcoinPruningChoice v-if="isBitcoin && !loading" v-model="prune" />
+
     <template #footer>
       <div class="flex gap-2 mt-6">
         <button
@@ -58,9 +60,10 @@
 </template>
 
 <script setup lang="ts">
-import { ref, watch } from 'vue'
+import { computed, ref, watch } from 'vue'
 import { useI18n } from 'vue-i18n'
 import BaseModal from './BaseModal.vue'
+import BitcoinPruningChoice from './BitcoinPruningChoice.vue'
 import { rpcClient, type CatalogVersionInfo } from '../api/rpc-client'
 import { displayVersion } from '@/utils/version'
 
@@ -73,13 +76,16 @@ const props = defineProps<{
 const emit = defineEmits<{
   close: []
   // Emits the version string the runner chose (e.g. "latest" or "29.3.knots20260508").
-  confirm: [version: string]
+  confirm: [version: string, prune?: boolean]
 }>()
 
 const { t } = useI18n()
 const loading = ref(false)
 const versions = ref<CatalogVersionInfo[]>([])
 const selected = ref('')
+const prune = ref(false)
+const pruneKnown = ref(false)
+const isBitcoin = computed(() => ['bitcoin-core', 'bitcoin-knots'].includes(props.appId))
 
 // Latest reads as a sentence (no "v" prefix); concrete versions are normalized.
 function optionLabel(v: CatalogVersionInfo): string {
@@ -92,12 +98,16 @@ function optionLabel(v: CatalogVersionInfo): string {
 
 async function load() {
   loading.value = true
+  prune.value = false
+  pruneKnown.value = false
   versions.value = []
   selected.value = ''
   try {
     const info = await rpcClient.getPackageVersions(props.appId)
     // catalog_versions() returns the list default(=latest)-first, so versions[0]
     // is the latest — pre-select it.
+    pruneKnown.value = typeof info.bitcoinPrune === 'boolean'
+    prune.value = info.bitcoinPrune === true
     versions.value = info.versions || []
     selected.value = info.default || versions.value.find((v) => v.default)?.version || versions.value[0]?.version || 'latest'
   } catch (err) {
@@ -111,7 +121,7 @@ async function load() {
 
 function confirm() {
   if (!selected.value) return
-  emit('confirm', selected.value)
+  emit('confirm', selected.value, isBitcoin.value && (pruneKnown.value || prune.value) ? prune.value : undefined)
 }
 
 watch(

neode-ui/src/components/WalletSettingsModal.vue

@@ -185,7 +185,7 @@
         @change="saveExplorer"
       />
       <p class="text-[11px] text-white/40 mt-1">
-        Any Mempool-compatible instance works. Default: tx1138.com.
+        Any Mempool-compatible instance works. Default: mempool.space.
       </p>
 
       <div class="mt-3 p-3 rounded-lg border border-amber-400/25 bg-amber-500/10 text-amber-200/80 text-xs leading-relaxed">

neode-ui/src/components/__tests__/InstallVersionModal.test.ts

@@ -0,0 +1,67 @@
+import { mount, flushPromises } from '@vue/test-utils'
+import { describe, it, expect, vi } from 'vitest'
+import { createI18n } from 'vue-i18n'
+import InstallVersionModal from '../InstallVersionModal.vue'
+const versions = vi.hoisted(() => vi.fn())
+vi.mock('../../api/rpc-client', () => ({ rpcClient: { getPackageVersions: versions } }))
+const i18n = createI18n({ legacy: false, locale: 'en', missingWarn: false, fallbackWarn: false, messages: { en: { common: { install: 'Install', cancel: 'Cancel' } } } })
+function modal(id = 'bitcoin-core') {
+  return mount(InstallVersionModal, {
+    props: { show: true, appId: id, app: { id, title: id } },
+    global: { plugins: [i18n], stubs: { BaseModal: { template: '<div><slot/><slot name="footer"/></div>' } } },
+  })
+}
+describe('Bitcoin install storage choice', () => {
+  it.each(['bitcoin-core', 'bitcoin-knots'])('sends chosen version and explicit pruning for %s', async id => {
+    versions.mockResolvedValue({ bitcoinPrune: false, default: 'latest', versions: [{ version: 'latest' }, { version: '28.4' }] })
+    const wrapper = modal(id)
+    await flushPromises()
+    await wrapper.get('select').setValue('28.4')
+    await wrapper.get('input[type=checkbox]').setValue(true)
+    await wrapper.get('button').trigger('click')
+    expect(wrapper.emitted('confirm')).toEqual([['28.4', true]])
+    expect(wrapper.text()).toContain('automatic pruning')
+    expect(wrapper.text()).toContain('Mempool')
+  })
+  it('keeps automatic disk selection by default and resets on reopening', async () => {
+    versions.mockResolvedValue({ bitcoinPrune: false, versions: [{ version: 'latest' }] })
+    const wrapper = modal()
+    await flushPromises()
+    await wrapper.get('button').trigger('click')
+    expect(wrapper.emitted('confirm')).toEqual([['latest', false]])
+    await wrapper.get('input').setValue(true)
+    await wrapper.setProps({ show: false })
+    await wrapper.setProps({ show: true })
+    await flushPromises()
+    expect((wrapper.get('input').element as HTMLInputElement).checked).toBe(false)
+  })
+  it('still allows choosing pruning when version lookup fails', async () => {
+    versions.mockRejectedValue(new Error('offline'))
+    const wrapper = modal()
+    await flushPromises()
+    await wrapper.get('input').setValue(true)
+    await wrapper.get('button').trigger('click')
+    expect(wrapper.emitted('confirm')).toEqual([['latest', true]])
+  })
+  it('remembers the node pruning preference when reinstalling or switching Bitcoin variants', async () => {
+    versions.mockResolvedValue({ bitcoinPrune: true, versions: [{ version: 'latest' }] })
+    const wrapper = modal('bitcoin-knots')
+    await flushPromises()
+    expect((wrapper.get('input').element as HTMLInputElement).checked).toBe(true)
+    await wrapper.get('button').trigger('click')
+    expect(wrapper.emitted('confirm')).toEqual([['latest', true]])
+  })
+  it('does not turn off a saved pruning preference when its lookup fails', async () => {
+    versions.mockRejectedValue(new Error('offline'))
+    const wrapper = modal()
+    await flushPromises()
+    await wrapper.get('button').trigger('click')
+    expect(wrapper.emitted('confirm')).toEqual([['latest', undefined]])
+  })
+  it('does not offer Bitcoin settings for other apps', async () => {
+    versions.mockResolvedValue({ bitcoinPrune: false, versions: [{ version: 'latest' }] })
+    const wrapper = modal('other')
+    await flushPromises()
+    expect(wrapper.find('input').exists()).toBe(false)
+  })
+})

neode-ui/src/composables/__tests__/useTxExplorer.test.ts

@@ -76,6 +76,24 @@ describe('useTxExplorer.openTx', () => {
     expect(openSession).toHaveBeenCalledWith('mempool', { path: `/tx/${TX}` })
   })
 
+  it('does not open an external explorer while container discovery is pending', async () => {
+    const external = vi.spyOn(window, 'open').mockImplementation(() => null)
+    let finish!: () => void
+    ensureFetched.mockImplementationOnce(() => new Promise<void>(resolve => {
+      finish = () => { fetched = true; resolve() }
+    }))
+    const { openTx, setExplorer } = useTxExplorer()
+    setExplorer(DEFAULT_TX_EXPLORER, true)
+    const opening = openTx(TX)
+    expect(external).not.toHaveBeenCalled()
+    expect(openSession).not.toHaveBeenCalled()
+    finish()
+    await opening
+    expect(openSession).toHaveBeenCalledWith('mempool', { path: `/tx/${TX}` })
+    expect(external).not.toHaveBeenCalled()
+    external.mockRestore()
+  })
+
   it('asks for consent only when Mempool genuinely is not installed', async () => {
     containerState = 'not-installed'
     const { openTx, pendingTx } = useTxExplorer()
@@ -84,3 +102,23 @@ describe('useTxExplorer.openTx', () => {
     expect(pendingTx.value).toBe(TX)
   })
 })
+
+describe('explorer default migration', () => {
+  beforeEach(() => { localStorage.clear(); vi.resetModules() })
+  it('uses mempool.space with consent for a new browser', async () => {
+    const { useTxExplorer } = await import('../useTxExplorer')
+    expect(useTxExplorer().prefs.value).toEqual({ url: 'https://mempool.space', acknowledged: false })
+  })
+  it.each(['https://tx1138.com', 'https://tx1138.com/', 'http://tx1138.com'])('migrates %s and resets consent', async url => {
+    localStorage.setItem('archipelago.tx-explorer.v1', JSON.stringify({ url, acknowledged: true }))
+    const { useTxExplorer } = await import('../useTxExplorer')
+    expect(useTxExplorer().prefs.value).toEqual({ url: 'https://mempool.space', acknowledged: false })
+    expect(JSON.parse(localStorage.getItem('archipelago.tx-explorer.v1')!)).toEqual(useTxExplorer().prefs.value)
+  })
+  it('preserves a custom explorer and its consent', async () => {
+    const prefs = { url: 'https://my-explorer.example', acknowledged: true }
+    localStorage.setItem('archipelago.tx-explorer.v1', JSON.stringify(prefs))
+    const { useTxExplorer } = await import('../useTxExplorer')
+    expect(useTxExplorer().prefs.value).toEqual(prefs)
+  })
+})

neode-ui/src/composables/useTxExplorer.ts

@@ -17,8 +17,8 @@ import { ref } from 'vue'
 import { useAppLauncherStore } from '@/stores/appLauncher'
 import { useContainerStore } from '@/stores/container'
 
-export const DEFAULT_TX_EXPLORER = 'https://tx1138.com'
-export const EXPLORER_PLACEHOLDER = 'https://mempool.guide'
+export const DEFAULT_TX_EXPLORER = 'https://mempool.space'
+export const EXPLORER_PLACEHOLDER = DEFAULT_TX_EXPLORER
 
 const KEY = 'archipelago.tx-explorer.v1'
 
@@ -30,7 +30,13 @@ interface TxExplorerPrefs {
 function loadPrefs(): TxExplorerPrefs {
   const defaults: TxExplorerPrefs = { url: DEFAULT_TX_EXPLORER, acknowledged: false }
   try {
-    return { ...defaults, ...JSON.parse(localStorage.getItem(KEY) || '{}') }
+    const stored = { ...defaults, ...JSON.parse(localStorage.getItem(KEY) || '{}') }
+    // Changing operators requires fresh consent, even if the old one was trusted.
+    if (typeof stored.url === 'string' && /^https?:\/\/tx1138\.com\/*$/i.test(stored.url.trim())) {
+      localStorage.setItem(KEY, JSON.stringify(defaults))
+      return defaults
+    }
+    return stored
   } catch {
     return defaults
   }

neode-ui/src/views/Discover.vue

@@ -672,6 +672,11 @@ async function handleInstall(app: MarketplaceApp) {
     return
   }
   if (installingApps.has(app.id) || isInstalled(app.id)) return
+  if (['bitcoin-core', 'bitcoin-knots'].includes(app.id)) {
+    installModalApp.value = app
+    showInstallModal.value = true
+    return
+  }
   // Multi-version apps (Bitcoin Knots / Core): let the runner pick a version up
   // front via a full-screen modal (latest pre-selected) instead of silently
   // installing the default. Best-effort — if the lookup fails we install directly.
@@ -686,19 +691,19 @@ async function handleInstall(app: MarketplaceApp) {
   startInstall(app)
 }
 
-function startInstall(app: MarketplaceApp, versionOverride?: string) {
+function startInstall(app: MarketplaceApp, versionOverride?: string, prune?: boolean) {
   if (app.source === 'local') {
-    installApp(app, versionOverride)
+    installApp(app, versionOverride, prune)
   } else {
-    installCommunityApp(app, versionOverride)
+    installCommunityApp(app, versionOverride, prune)
   }
 }
 
-function onInstallModalConfirm(version: string) {
+function onInstallModalConfirm(version: string, prune?: boolean) {
   const app = installModalApp.value
   showInstallModal.value = false
   installModalApp.value = null
-  if (app) startInstall(app, version)
+  if (app) startInstall(app, version, prune)
 }
 
 function viewAppDetails(app: MarketplaceApp) {
@@ -774,25 +779,25 @@ function failInstall(app: MarketplaceApp, err: unknown) {
   trackTimeout(() => { serverStore.clearInstallProgress(app.id) }, 5000)
 }
 
-async function installApp(app: MarketplaceApp, versionOverride?: string) {
+async function installApp(app: MarketplaceApp, versionOverride?: string, prune?: boolean) {
   if (installingApps.has(app.id) || isInstalled(app.id)) return
   queueInstall(app)
   installToast(app)
   try {
     const installUrl = app.url || app.manifestUrl || app.s9pkUrl
-    await rpcClient.call({ method: 'package.install', params: { id: app.id, url: installUrl, version: versionOverride || app.version }, timeout: 600000 })
+    await rpcClient.call({ method: 'package.install', params: { id: app.id, url: installUrl, version: versionOverride || app.version, ...(prune === undefined ? {} : { prune }) }, timeout: 600000 })
   } catch (err) {
     if (import.meta.env.DEV) console.error('Installation failed:', err)
     failInstall(app, err)
   }
 }
 
-async function installCommunityApp(app: MarketplaceApp, versionOverride?: string) {
+async function installCommunityApp(app: MarketplaceApp, versionOverride?: string, prune?: boolean) {
   if (installingApps.has(app.id) || isInstalled(app.id) || !app.dockerImage) return
   queueInstall(app)
   installToast(app)
   try {
-    const installParams: Record<string, unknown> = { id: app.id, dockerImage: app.dockerImage, version: versionOverride || app.version }
+    const installParams: Record<string, unknown> = { id: app.id, dockerImage: app.dockerImage, version: versionOverride || app.version, ...(prune === undefined ? {} : { prune }) }
     if ((app as Record<string, unknown>).containerConfig) {
       installParams.containerConfig = (app as Record<string, unknown>).containerConfig
     }

neode-ui/src/views/MarketplaceAppDetails.vue

@@ -71,10 +71,11 @@
                 {{ $ver(v.version) }}{{ v.default ? ' — latest' : '' }}{{ v.deprecated ? ' (deprecated)' : '' }}
               </option>
             </select>
+          <BitcoinPruningChoice v-if="!isInstalled && isBitcoinInstall && prunePrefsLoaded" v-model="pruneOnInstall" />
             <button
               v-if="!isInstalled"
               @click="installApp"
-              :disabled="demoNoInstall || installing || (!installBlockedReason && !app.manifestUrl && !app.dockerImage)"
+              :disabled="demoNoInstall || installing || (isBitcoinInstall && !prunePrefsLoaded) || (!installBlockedReason && !app.manifestUrl && !app.dockerImage)"
               :title="demoNoInstall ? 'Not available in the demo' : (installBlockedReason || undefined)"
               class="glass-button glass-button-sm px-6 py-2.5 rounded-lg text-sm font-semibold flex items-center gap-2 disabled:opacity-50 disabled:cursor-not-allowed"
             >
@@ -137,6 +138,7 @@
               {{ $ver(v.version) }}{{ v.default ? ' — latest' : '' }}{{ v.deprecated ? ' (deprecated)' : '' }}
             </option>
           </select>
+          <BitcoinPruningChoice v-if="!isInstalled && isBitcoinInstall && prunePrefsLoaded" v-model="pruneOnInstall" />
 
           <!-- Bottom: Action Buttons -->
           <div class="grid grid-cols-2 gap-2">
@@ -153,7 +155,7 @@
             <button
               v-else
               @click="installApp"
-              :disabled="demoNoInstall || installing || (!installBlockedReason && !app.manifestUrl && !app.dockerImage)"
+              :disabled="demoNoInstall || installing || (isBitcoinInstall && !prunePrefsLoaded) || (!installBlockedReason && !app.manifestUrl && !app.dockerImage)"
               :title="demoNoInstall ? 'Not available in the demo' : (installBlockedReason || undefined)"
               class="glass-button glass-button-sm px-4 py-2.5 rounded-lg text-sm font-semibold flex items-center justify-center gap-2 disabled:opacity-50 disabled:cursor-not-allowed col-span-2"
             >
@@ -374,6 +376,7 @@
 </template>
 
 <script setup lang="ts">
+import BitcoinPruningChoice from '@/components/BitcoinPruningChoice.vue'
 import { ref, computed, onMounted, onBeforeUnmount } from 'vue'
 import { IS_DEMO, isDemoApp } from '@/composables/useDemoIntro'
 import { useRouter, useRoute } from 'vue-router'
@@ -408,6 +411,10 @@ const bitcoinPruned = ref(false)
 // Hidden when an app offers only one version — install stays one-click.
 const installVersions = ref<{ version: string; default: boolean; deprecated: boolean; eol: string | null }[]>([])
 const selectedInstallVersion = ref('')
+const pruneOnInstall = ref(false)
+const pruneSettingKnown = ref(false)
+const prunePrefsLoaded = ref(false)
+const isBitcoinInstall = computed(() => ['bitcoin-core', 'bitcoin-knots'].includes(app.value?.id || ''))
 const backButtonLabel = computed(() => route.query.from === 'home' ? t('marketplaceDetails.backToHome') : t('marketplaceDetails.backToStore'))
 const electrumxArchiveWarning = 'You need a full archival bitcoin node before downloading ElectrumX'
 
@@ -587,10 +594,13 @@ onMounted(() => {
 // cached entry is missing or past its TTL, so a repeat open inside the TTL
 // paints from cache with no new RPC.
 async function loadInstallVersions() {
-  if (versionsResource.data.value === null || versionsResource.isStale.value) {
+  if (isBitcoinInstall.value || versionsResource.data.value === null || versionsResource.isStale.value) {
     await versionsResource.refresh()
   }
   const info = versionsResource.data.value
+  pruneSettingKnown.value = !versionsResource.error.value && typeof info?.bitcoinPrune === 'boolean'
+  pruneOnInstall.value = pruneSettingKnown.value && info?.bitcoinPrune === true
+  prunePrefsLoaded.value = true
   if (!info || !info.supportsVersions || info.versions.length < 2) {
     installVersions.value = []
     return
@@ -701,6 +711,7 @@ async function installApp() {
         id: app.value.id,
         dockerImage: app.value.dockerImage,
         version: chosenVersion,
+          ...(isBitcoinInstall.value && (pruneSettingKnown.value || pruneOnInstall.value) ? { prune: pruneOnInstall.value } : {}),
       }
       if (app.value.containerConfig) installParams.containerConfig = app.value.containerConfig
       await rpcClient.call({
@@ -717,6 +728,7 @@ async function installApp() {
           id: app.value.id,
           url: installUrl,
           version: chosenVersion,
+          ...(isBitcoinInstall.value && (pruneSettingKnown.value || pruneOnInstall.value) ? { prune: pruneOnInstall.value } : {}),
         },
         timeout: 600000,
       })

neode-ui/src/views/settings/AccountInfoSection.vue

@@ -362,6 +362,22 @@ init()
               </button>
             </div>
             <div class="overflow-y-auto flex-1 min-h-0 space-y-6 pr-1">
+              <!-- v1.8.20-alpha -->
+              <div>
+                <div class="flex items-center gap-2 mb-3">
+                  <span class="text-xs font-mono px-2 py-0.5 rounded bg-orange-500/20 text-orange-300">v1.8.20-alpha</span>
+                  <span class="text-xs text-white/40">September 29, 2026</span>
+                </div>
+                <div class="space-y-3 text-sm text-white/80 pl-3 border-l border-white/10">
+                  <p>Fixed Cashu file payments rejected despite a shared mint, and preserved the payment amount when mint fees reduce change.</p>
+                  <p>Payment failures now report whether a refund actually succeeded; missing files and unsupported payment methods are rejected before charging.</p>
+                  <p>Bitcoin Core and Knots installation offers optional pruning on larger disks, using the same settings as automatic pruning.</p>
+                  <p>Fixed false missing-port checks that unnecessarily restarted Bitcoin and LND; recovery now respects managed shutdown timeouts.</p>
+                  <p>LND explains when it is waiting for Bitcoin installation, startup, or sync, without treating normal synchronization as a restart-worthy failure.</p>
+                  <p>Bitcoin startup messages explain block-index loading without exposing raw RPC errors, and Lightning keeps known balances clearly marked during outages.</p>
+                  <p>Changed the public transaction-explorer default to mempool.space while preserving local explorers and custom choices.</p>
+                </div>
+              </div>
               <!-- v1.8.19-alpha -->
               <div>
                 <div class="flex items-center gap-2 mb-3">