Include www subdomain in clearnet TLS issuance.

Request apex and www from Let's Encrypt and serve both names in nginx.

.env.example

@@ -90,7 +90,7 @@ BASE64_ENCRYPTION_KEY="nyRya1KpYSQ+drpO132mkOEMUR+uq6K7tWvpMfppIME=" # Generate
 
 PAYMENT_METHODS_ENABLED=xmr,btc
 
-MONERO_CONFIRMATION_TIERS='[{"upToTotalFiat":"30","minConfirmations":0},{"upToTotalFiat":"100","minConfirmations":3},{"upToTotalFiat":"300","minConfirmations":5},{"minConfirmations":10}]'
+MONERO_CONFIRMATION_TIERS='[{"upToTotalFiat":"30","minConfirmations":1},{"upToTotalFiat":"100","minConfirmations":3},{"upToTotalFiat":"300","minConfirmations":5},{"minConfirmations":10}]'
 MONERO_VERSION=0.18.3.4
 MONERO_NETWORK=stagenet
 MONERO_DAEMON_ADDRESS=xmr-lux.boldsuck.org:38081
@@ -104,7 +104,7 @@ MONERO_WALLET_NAME=shop
 MONERO_WALLET_PASSWORD=change-me
 MONERO_MIN_INCOMING_ATOMIC=10000000 # 0.00001 XMR (~half a USD cent at that moment)
 
-BITCOIN_CONFIRMATION_TIERS='[{"upToTotalFiat":"30","minConfirmations":0},{"upToTotalFiat":"100","minConfirmations":1},{"upToTotalFiat":"300","minConfirmations":3},{"minConfirmations":6}]'
+BITCOIN_CONFIRMATION_TIERS='[{"upToTotalFiat":"30","minConfirmations":1},{"upToTotalFiat":"100","minConfirmations":3},{"upToTotalFiat":"300","minConfirmations":5},{"minConfirmations":6}]'
 BITCOIN_MIN_INCOMING_ATOMIC=7 # 0.00000007 BTC (~half a USD cent at that moment)
 
 ELECTRUM_VERSION=4.8.1

backend/src/modules/bitcoinWallet/services/ElectrumWalletRpcClient.spec.ts

@@ -34,13 +34,17 @@ describe('ElectrumWalletRpcClient', () => {
                         tx_hash: 'abc123',
                         height: 800_000
                     },
-                    '50000',
+                    {
+                        outputs: [{ address: 'bc1qtest', value_sats: 50_000 }]
+                    },
+                    'bc1qtest',
                     800_002
                 )
             ).toEqual({
                 txHash: 'abc123',
                 amountAtomic: '50000',
-                confirmations: 3
+                confirmations: 3,
+                inputOutpoints: []
             });
         });
 
@@ -51,13 +55,17 @@ describe('ElectrumWalletRpcClient', () => {
                         tx_hash: 'abc123',
                         height: 0
                     },
-                    '50000',
+                    {
+                        outputs: [{ address: 'bc1qtest', value_sats: 50_000 }]
+                    },
+                    'bc1qtest',
                     800_002
                 )
             ).toEqual({
                 txHash: 'abc123',
                 amountAtomic: '50000',
-                confirmations: 0
+                confirmations: 0,
+                inputOutpoints: []
             });
         });
 
@@ -68,11 +76,61 @@ describe('ElectrumWalletRpcClient', () => {
                         tx_hash: 'abc123',
                         height: 800_000
                     },
-                    '0',
+                    {
+                        outputs: [{ address: 'bc1qother', value_sats: 10_000 }]
+                    },
+                    'bc1qtest',
                     800_002
                 )
             ).toBeNull();
         });
+
+        it('maps input outpoints from transaction inputs', () => {
+            expect(
+                clientTest.mapIncomingTransfer(
+                    {
+                        tx_hash: 'abc123',
+                        height: 800_000
+                    },
+                    {
+                        inputs: [
+                            { prevout_hash: 'abc123', prevout_n: 0 },
+                            { prevout_hash: 'def456', prevout_n: 2 }
+                        ],
+                        outputs: [{ address: 'bc1qtest', value_sats: 50_000 }]
+                    },
+                    'bc1qtest',
+                    800_002
+                )
+            ).toEqual({
+                txHash: 'abc123',
+                amountAtomic: '50000',
+                confirmations: 3,
+                inputOutpoints: ['abc123:0', 'def456:2']
+            });
+        });
+
+        it('skips coinbase-like inputs without prevout data', () => {
+            expect(
+                clientTest.mapIncomingTransfer(
+                    {
+                        tx_hash: 'abc123',
+                        height: 800_000
+                    },
+                    {
+                        inputs: [{}, { prevout_hash: '', prevout_n: 0 }],
+                        outputs: [{ address: 'bc1qtest', value_sats: 50_000 }]
+                    },
+                    'bc1qtest',
+                    800_002
+                )
+            ).toEqual({
+                txHash: 'abc123',
+                amountAtomic: '50000',
+                confirmations: 3,
+                inputOutpoints: []
+            });
+        });
     });
 
     describe('sumOutputValueAtomic', () => {
@@ -125,6 +183,7 @@ describe('ElectrumWalletRpcClient', () => {
                         jsonrpc: '2.0',
                         id: 'nullcart',
                         result: {
+                            inputs: [{ prevout_hash: 'input123', prevout_n: 0 }],
                             outputs: [
                                 { address: 'bc1qother', value_sats: 10_000 },
                                 { address: 'bc1qtest', value_sats: 50_000 }
@@ -137,7 +196,8 @@ describe('ElectrumWalletRpcClient', () => {
                 {
                     txHash: 'abc123',
                     amountAtomic: '50000',
-                    confirmations: 3
+                    confirmations: 3,
+                    inputOutpoints: ['input123:0']
                 }
             ]);
 
@@ -164,6 +224,105 @@ describe('ElectrumWalletRpcClient', () => {
                 expect.any(Object)
             );
         });
+
+        it('drops superseded unconfirmed transfers that share inputs with a confirmed replacement', async () => {
+            mockedAxios.post
+                .mockResolvedValueOnce({
+                    data: {
+                        jsonrpc: '2.0',
+                        id: 'nullcart',
+                        result: [
+                            { tx_hash: 'original', height: 0 },
+                            { tx_hash: 'replacement', height: 800_000 }
+                        ]
+                    }
+                })
+                .mockResolvedValueOnce({
+                    data: {
+                        jsonrpc: '2.0',
+                        id: 'nullcart',
+                        result: '01000000'
+                    }
+                })
+                .mockResolvedValueOnce({
+                    data: {
+                        jsonrpc: '2.0',
+                        id: 'nullcart',
+                        result: {
+                            inputs: [{ prevout_hash: 'shared-input', prevout_n: 0 }],
+                            outputs: [{ address: 'bc1qtest', value_sats: 50_000 }]
+                        }
+                    }
+                })
+                .mockResolvedValueOnce({
+                    data: {
+                        jsonrpc: '2.0',
+                        id: 'nullcart',
+                        result: '02000000'
+                    }
+                })
+                .mockResolvedValueOnce({
+                    data: {
+                        jsonrpc: '2.0',
+                        id: 'nullcart',
+                        result: {
+                            inputs: [{ prevout_hash: 'shared-input', prevout_n: 0 }],
+                            outputs: [{ address: 'bc1qtest', value_sats: 50_000 }]
+                        }
+                    }
+                });
+
+            await expect(client.getIncomingTransfers('bc1qtest', 800_002)).resolves.toEqual([
+                {
+                    txHash: 'replacement',
+                    amountAtomic: '50000',
+                    confirmations: 3,
+                    inputOutpoints: ['shared-input:0']
+                }
+            ]);
+        });
+    });
+
+    describe('filterSupersededBitcoinTransfers', () => {
+        it('keeps unrelated transfers unchanged', () => {
+            const transfers = [
+                { txHash: 'a', amountAtomic: '1', confirmations: 0, inputOutpoints: ['in1:0'] },
+                { txHash: 'b', amountAtomic: '1', confirmations: 3, inputOutpoints: ['in2:1'] }
+            ];
+
+            expect(clientTest.filterSupersededBitcoinTransfers(transfers)).toEqual(transfers);
+        });
+
+        it('drops an unconfirmed transfer superseded by a confirmed replacement', () => {
+            const transfers = [
+                { txHash: 'original', amountAtomic: '1', confirmations: 0, inputOutpoints: ['in1:0'] },
+                { txHash: 'replacement', amountAtomic: '1', confirmations: 2, inputOutpoints: ['in1:0'] }
+            ];
+
+            expect(clientTest.filterSupersededBitcoinTransfers(transfers)).toEqual([
+                { txHash: 'replacement', amountAtomic: '1', confirmations: 2, inputOutpoints: ['in1:0'] }
+            ]);
+        });
+
+        it('keeps the later unconfirmed transfer when both conflict before confirmation', () => {
+            const transfers = [
+                { txHash: 'original', amountAtomic: '1', confirmations: 0, inputOutpoints: ['in1:0'] },
+                { txHash: 'replacement', amountAtomic: '1', confirmations: 0, inputOutpoints: ['in1:0'] }
+            ];
+
+            expect(clientTest.filterSupersededBitcoinTransfers(transfers)).toEqual([
+                { txHash: 'replacement', amountAtomic: '1', confirmations: 0, inputOutpoints: ['in1:0'] }
+            ]);
+        });
+
+        it('keeps transfers without input outpoints', () => {
+            const transfers = [
+                { txHash: 'coinbase', amountAtomic: '1', confirmations: 0, inputOutpoints: [] },
+                { txHash: 'payment', amountAtomic: '1', confirmations: 1, inputOutpoints: ['in1:0'] }
+            ];
+
+            expect(clientTest.filterSupersededBitcoinTransfers(transfers)).toEqual(transfers);
+        });
     });
 
     describe('createAddress', () => {

backend/src/modules/bitcoinWallet/services/ElectrumWalletRpcClient.ts

@@ -200,21 +200,26 @@ export class ElectrumWalletRpcClient {
 
                 const serializedTransaction = await this.call<string>('gettransaction', { txid: txHash });
                 const transaction = await this.deserializeTransaction(serializedTransaction);
-                const amountAtomic = this.sumOutputValueAtomic(transaction, address);
 
-                return this.mapIncomingTransfer(entry, amountAtomic, blockHeight);
+                return this.mapIncomingTransfer(entry, transaction, address, blockHeight);
             })
         );
 
-        return transfers.filter((transfer): transfer is ElectrumWalletIncomingTransfer => transfer !== null);
+        const resolvedTransfers = transfers.filter(
+            (transfer): transfer is ElectrumWalletIncomingTransfer => transfer !== null
+        );
+
+        return this.filterSupersededBitcoinTransfers(resolvedTransfers);
     }
 
     private mapIncomingTransfer(
         entry: ElectrumWalletAddressHistoryEntry,
-        amountAtomic: string,
+        transaction: ElectrumWalletDeserializedTransaction,
+        address: string,
         blockHeight: number | null
     ): ElectrumWalletIncomingTransfer | null {
         const txHash = entry.tx_hash;
+        const amountAtomic = this.sumOutputValueAtomic(transaction, address);
 
         if (!txHash || amountAtomic === '0') {
             return null;
@@ -226,7 +231,60 @@ export class ElectrumWalletRpcClient {
         return {
             txHash,
             amountAtomic,
-            confirmations
+            confirmations,
+            inputOutpoints: this.extractInputOutpoints(transaction)
         };
     }
+
+    private filterSupersededBitcoinTransfers(
+        transfers: ElectrumWalletIncomingTransfer[]
+    ): ElectrumWalletIncomingTransfer[] {
+        return transfers.filter((transfer, index) => {
+            const isSuperseded = transfers.some((other, otherIndex) => {
+                if (otherIndex === index) {
+                    return false;
+                }
+
+                if (!this.sharesInputOutpoint(transfer.inputOutpoints, other.inputOutpoints)) {
+                    return false;
+                }
+
+                if (other.confirmations > transfer.confirmations) {
+                    return true;
+                }
+
+                return other.confirmations === transfer.confirmations && otherIndex > index;
+            });
+
+            return !isSuperseded;
+        });
+    }
+
+    private extractInputOutpoints(transaction: ElectrumWalletDeserializedTransaction): string[] {
+        if (!Array.isArray(transaction.inputs)) {
+            return [];
+        }
+
+        return transaction.inputs.flatMap(input => {
+            if (typeof input.prevout_hash !== 'string' || input.prevout_hash.length === 0) {
+                return [];
+            }
+
+            if (typeof input.prevout_n !== 'number') {
+                return [];
+            }
+
+            return [`${input.prevout_hash}:${input.prevout_n}`];
+        });
+    }
+
+    private sharesInputOutpoint(left: readonly string[], right: readonly string[]): boolean {
+        if (left.length === 0 || right.length === 0) {
+            return false;
+        }
+
+        const rightOutpoints = new Set(right);
+
+        return left.some(outpoint => rightOutpoints.has(outpoint));
+    }
 }

backend/src/modules/bitcoinWallet/types/ElectrumWalletDeserializedInput.ts

@@ -0,0 +1,4 @@
+export type ElectrumWalletDeserializedInput = {
+    prevout_hash?: string;
+    prevout_n?: number;
+};

backend/src/modules/bitcoinWallet/types/ElectrumWalletDeserializedOutput.ts

@@ -0,0 +1,4 @@
+export type ElectrumWalletDeserializedOutput = {
+    address?: string;
+    value_sats: number;
+};

backend/src/modules/bitcoinWallet/types/ElectrumWalletDeserializedTransaction.ts

@@ -1,8 +1,7 @@
-export type ElectrumWalletDeserializedOutput = {
-    address?: string;
-    value_sats: number;
-};
+import type { ElectrumWalletDeserializedInput } from './ElectrumWalletDeserializedInput';
+import type { ElectrumWalletDeserializedOutput } from './ElectrumWalletDeserializedOutput';
 
 export type ElectrumWalletDeserializedTransaction = {
+    inputs?: ElectrumWalletDeserializedInput[];
     outputs: ElectrumWalletDeserializedOutput[];
 };

backend/src/modules/bitcoinWallet/types/ElectrumWalletIncomingTransfer.ts

@@ -2,4 +2,5 @@ export type ElectrumWalletIncomingTransfer = {
     txHash: string;
     amountAtomic: string;
     confirmations: number;
+    inputOutpoints: string[];
 };

backend/src/modules/bitcoinWallet/types/ElectrumWalletRpcClientTest.ts

@@ -5,8 +5,12 @@ import type { ElectrumWalletIncomingTransfer } from './ElectrumWalletIncomingTra
 export type ElectrumWalletRpcClientTest = {
     mapIncomingTransfer: (
         entry: ElectrumWalletAddressHistoryEntry,
-        amountAtomic: string,
+        transaction: ElectrumWalletDeserializedTransaction,
+        address: string,
         blockHeight: number | null
     ) => ElectrumWalletIncomingTransfer | null;
+    filterSupersededBitcoinTransfers: (
+        transfers: ElectrumWalletIncomingTransfer[]
+    ) => ElectrumWalletIncomingTransfer[];
     sumOutputValueAtomic: (transaction: ElectrumWalletDeserializedTransaction, address: string) => string;
 };

backend/src/modules/payment/services/InvoicePaymentService.spec.ts

@@ -87,6 +87,7 @@ describe('InvoicePaymentService', () => {
     };
     let paymentRepo: {
         update: jest.Mock;
+        delete: jest.Mock;
         createQueryBuilder: jest.Mock;
     };
     let insertQueryBuilder: {
@@ -133,6 +134,7 @@ describe('InvoicePaymentService', () => {
 
         paymentRepo = {
             update: jest.fn().mockResolvedValue(undefined),
+            delete: jest.fn().mockResolvedValue(undefined),
             createQueryBuilder: jest.fn().mockReturnValue(insertQueryBuilder)
         };
 
@@ -384,13 +386,35 @@ describe('InvoicePaymentService', () => {
             expect(paymentRepo.update).not.toHaveBeenCalled();
         });
 
-        it('does nothing when there are no transfers to process', async () => {
+        it('does not mutate payments when there are no transfers and no existing payments', async () => {
             transactionalInvoiceQueryBuilder.getOne.mockResolvedValue(buildXmrInvoice());
 
             await service.processInvoice('invoice-1', []);
 
             expect(paymentRepo.createQueryBuilder).not.toHaveBeenCalled();
             expect(paymentRepo.update).not.toHaveBeenCalled();
+            expect(paymentRepo.delete).not.toHaveBeenCalled();
+        });
+
+        it('removes unconfirmed payments that are no longer reported when transfers are empty', async () => {
+            transactionalInvoiceQueryBuilder.getOne.mockResolvedValue(
+                buildBtcInvoice({
+                    payments: [
+                        {
+                            id: 'payment-ghost',
+                            txHash: 'ghost',
+                            amountAtomic: '50000',
+                            confirmations: 0
+                        } as InvoicePayment
+                    ]
+                })
+            );
+
+            await service.processInvoice('invoice-btc-1', []);
+
+            expect(paymentRepo.delete).toHaveBeenCalledWith('payment-ghost');
+            expect(paymentRepo.createQueryBuilder).not.toHaveBeenCalled();
+            expect(paymentRepo.update).not.toHaveBeenCalled();
         });
 
         it('skips transfers below the configured minimum', async () => {
@@ -528,5 +552,34 @@ describe('InvoicePaymentService', () => {
                 confirmations: 1
             });
         });
+
+        it('removes unconfirmed payments that are no longer reported', async () => {
+            transactionalInvoiceQueryBuilder.getOne.mockResolvedValue(
+                buildBtcInvoice({
+                    payments: [
+                        {
+                            id: 'payment-original',
+                            txHash: 'original',
+                            amountAtomic: '50000',
+                            confirmations: 0
+                        } as InvoicePayment,
+                        {
+                            id: 'payment-replacement',
+                            txHash: 'replacement',
+                            amountAtomic: '50000',
+                            confirmations: 3
+                        } as InvoicePayment
+                    ]
+                })
+            );
+
+            await service.processInvoice('invoice-btc-1', [
+                buildBtcTransfer({ txHash: 'replacement', amountAtomic: '50000', confirmations: 3 })
+            ]);
+
+            expect(paymentRepo.delete).toHaveBeenCalledWith('payment-original');
+            expect(paymentRepo.update).not.toHaveBeenCalled();
+            expect(paymentRepo.createQueryBuilder).not.toHaveBeenCalled();
+        });
     });
 });

backend/src/modules/payment/services/InvoicePaymentService.ts

@@ -135,8 +135,6 @@ export class InvoicePaymentService {
     }
 
     private async processInvoice(invoiceId: string, transfers: InvoiceIncomingTransfer[]): Promise<void> {
-        const { minByMethod } = this.configService.get('invoice') as Config['invoice'];
-
         await this.dataSource.transaction(async manager => {
             const invoiceRepo = manager.getRepository(Invoice);
             const paymentRepo = manager.getRepository(InvoicePayment);
@@ -152,36 +150,62 @@ export class InvoicePaymentService {
                 return;
             }
 
-            const minIncomingAtomic = minByMethod[invoice.paymentMethod];
-            const knownByTxHash = new Map((invoice.payments ?? []).map(payment => [payment.txHash, payment]));
+            await this.upsertIncomingPayments(paymentRepo, invoice, transfers);
 
-            for (const transfer of transfers) {
-                const existing = knownByTxHash.get(transfer.txHash);
-
-                if (existing) {
-                    if (existing.confirmations !== transfer.confirmations) {
-                        await paymentRepo.update(existing.id, { confirmations: transfer.confirmations });
-                    }
-
-                    continue;
-                }
-
-                if (!isAtomicGte(transfer.amountAtomic, minIncomingAtomic)) {
-                    continue;
-                }
-
-                await paymentRepo
-                    .createQueryBuilder()
-                    .insert()
-                    .values({
-                        invoice: { id: invoiceId },
-                        txHash: transfer.txHash,
-                        amountAtomic: transfer.amountAtomic,
-                        confirmations: transfer.confirmations
-                    })
-                    .orIgnore()
-                    .execute();
-            }
+            await this.pruneAbsentUnconfirmedPayments(paymentRepo, invoice, transfers);
         });
     }
+
+    private async upsertIncomingPayments(
+        paymentRepo: Repository<InvoicePayment>,
+        invoice: Invoice,
+        transfers: InvoiceIncomingTransfer[]
+    ): Promise<void> {
+        const { minByMethod } = this.configService.get('invoice') as Config['invoice'];
+
+        const minIncomingAtomic = minByMethod[invoice.paymentMethod];
+        const knownByTxHash = new Map((invoice.payments ?? []).map(payment => [payment.txHash, payment]));
+
+        for (const transfer of transfers) {
+            const existing = knownByTxHash.get(transfer.txHash);
+
+            if (existing) {
+                if (existing.confirmations !== transfer.confirmations) {
+                    await paymentRepo.update(existing.id, { confirmations: transfer.confirmations });
+                }
+
+                continue;
+            }
+
+            if (!isAtomicGte(transfer.amountAtomic, minIncomingAtomic)) {
+                continue;
+            }
+
+            await paymentRepo
+                .createQueryBuilder()
+                .insert()
+                .values({
+                    invoice: { id: invoice.id },
+                    txHash: transfer.txHash,
+                    amountAtomic: transfer.amountAtomic,
+                    confirmations: transfer.confirmations
+                })
+                .orIgnore()
+                .execute();
+        }
+    }
+
+    private async pruneAbsentUnconfirmedPayments(
+        paymentRepo: Repository<InvoicePayment>,
+        invoice: Invoice,
+        transfers: InvoiceIncomingTransfer[]
+    ): Promise<void> {
+        const activeTxHashes = new Set(transfers.map(transfer => transfer.txHash));
+
+        for (const payment of invoice.payments ?? []) {
+            if (payment.confirmations === 0 && !activeTxHashes.has(payment.txHash)) {
+                await paymentRepo.delete(payment.id);
+            }
+        }
+    }
 }

backend/src/modules/storefrontCart/controllers/StorefrontCartController.ts

@@ -100,7 +100,7 @@ export class StorefrontCartController {
             text: 'Added to cart.'
         });
 
-        res.redirect(HttpStatus.FOUND, safeInternalShopRedirectPath(req));
+        res.redirect(HttpStatus.FOUND, this.buildAddToCartRedirectPath(req, variantId));
     }
 
     @Post('shop/cart/product/update')
@@ -189,4 +189,18 @@ export class StorefrontCartController {
             this.cartCookieService.setCart(req, res, cartMutation);
         }
     }
+
+    private buildAddToCartRedirectPath(req: Request, variantId: string): string {
+        const redirectPath = safeInternalShopRedirectPath(req);
+        const pathname = redirectPath.split('?')[0] ?? redirectPath;
+        const isProductsIndexPath = pathname === '/' || pathname.startsWith('/shop/categories/');
+
+        if (!isProductsIndexPath) {
+            return redirectPath;
+        }
+
+        const anchor = `product-card-${variantId}`;
+
+        return `${redirectPath}#${anchor}`;
+    }
 }

backend/src/modules/storefrontCore/public/css/storefront.css

@@ -49,6 +49,7 @@
     --sf-split-sidebar: minmax(220px, 320px);
     --sf-product-card-min: 11rem;
     --sf-product-card-max: 22rem;
+    --sf-sticky-header-scroll-padding: 9rem;
 }
 
 @media (prefers-color-scheme: dark) {
@@ -158,6 +159,10 @@
     box-sizing: border-box;
 }
 
+html {
+    scroll-padding-top: var(--sf-sticky-header-scroll-padding);
+}
+
 body.sf-body {
     margin: 0;
     min-height: 100vh;
@@ -288,9 +293,13 @@ a:hover {
 }
 
 .sf-header {
+    position: sticky;
+    top: 0;
+    z-index: 10;
     margin-bottom: var(--sf-space-4);
     padding: var(--sf-space-3) 0;
     border-bottom: 1px solid var(--sf-border);
+    background: var(--sf-bg);
 }
 
 .sf-header__inner {
@@ -371,6 +380,26 @@ a:hover {
     white-space: nowrap;
 }
 
+@media (max-width: 768px) {
+    .sf-header__inner {
+        flex-direction: column;
+        align-items: center;
+        justify-content: center;
+    }
+
+    .sf-header__brand-group {
+        flex-direction: column;
+        align-items: center;
+    }
+
+    .sf-nav,
+    .sf-rates {
+        width: 100%;
+        max-width: 100%;
+        justify-content: center;
+    }
+}
+
 .sf-crypto-icon {
     width: 1.25rem;
     height: 1.25rem;
@@ -510,6 +539,76 @@ a:hover {
     border-color: var(--sf-warning-border);
 }
 
+.sf-alert--toast {
+    position: fixed;
+    top: var(--sf-space-5);
+    left: 50%;
+    z-index: 20;
+    display: inline-flex;
+    align-items: center;
+    gap: var(--sf-space-2);
+    width: max-content;
+    max-width: min(24rem, calc(100% - 2 * var(--sf-space-4)));
+    margin: 0;
+    padding: 0.6875rem 0.9375rem;
+    font-size: 0.875rem;
+    line-height: 1.25;
+    box-shadow: 0 2px 12px rgb(0 0 0 / 10%);
+    pointer-events: none;
+    transform: translateX(-50%);
+}
+
+.sf-alert--toast.sf-alert--success {
+    animation: sf-toast-dismiss 3s ease forwards;
+}
+
+.sf-alert--toast.sf-alert--error {
+    animation: sf-toast-dismiss 6s ease forwards;
+}
+
+.sf-alert--toast::before {
+    display: inline-flex;
+    flex-shrink: 0;
+    align-items: center;
+    justify-content: center;
+    width: 1rem;
+    height: 1rem;
+    border-radius: var(--sf-radius-full);
+    color: var(--sf-on-accent);
+    font-size: 0.6875rem;
+    font-weight: 700;
+    line-height: 1;
+}
+
+.sf-alert--toast.sf-alert--success::before {
+    content: '✓';
+    background: var(--sf-success);
+}
+
+.sf-alert--toast.sf-alert--error::before {
+    content: '×';
+    background: var(--sf-error);
+}
+
+@keyframes sf-toast-dismiss {
+    0%,
+    70% {
+        opacity: 1;
+        visibility: visible;
+    }
+
+    100% {
+        opacity: 0;
+        visibility: hidden;
+    }
+}
+
+@media (prefers-reduced-motion: reduce) {
+    .sf-alert--toast {
+        animation: none;
+    }
+}
+
 .sf-btn {
     display: inline-flex;
     align-items: center;
@@ -789,7 +888,7 @@ a:hover {
     margin: 0;
 }
 
-.sf-line-item__body > .sf-discount-error {
+.sf-line-item__body > .sf-cart-issue {
     margin: 0.125rem 0 0;
 }
 
@@ -866,8 +965,8 @@ a:hover {
     color: var(--sf-text-muted);
 }
 
-.sf-discount-error {
-    margin: 0 0 var(--sf-space-2);
+.sf-cart-issue {
+    margin: var(--sf-space-2) 0;
     font-size: 0.85rem;
     color: var(--sf-error);
     line-height: 1.35;

backend/src/modules/storefrontCore/views/layouts/shop.hbs

@@ -12,10 +12,10 @@
             {{> shop-nav}}
             {{> category-nav}}
             <main class='sf-main'>
-                {{> feedback}}
                 {{{body}}}
             </main>
             {{> shop-footer}}
         </div>
+        {{> feedback}}
     </body>
 </html>

backend/src/modules/storefrontCore/views/partials/cart-line-item.hbs

@@ -28,7 +28,7 @@
                 {{@root.shopFiatCurrency}}</div>
             <div class='sf-line-item__note'>{{> product-delivery-note deliveryMode=deliveryMode}}</div>
             {{#if stockIssueMessage}}
-                <p class='sf-discount-error'>{{stockIssueMessage}}</p>
+                <p class='sf-cart-issue'>{{stockIssueMessage}}</p>
             {{else}}
                 {{#unless stockForSession}}
                     <p class='sf-text-subtle'>No more in stock beside your order</p>
@@ -36,7 +36,7 @@
             {{/if}}
             {{#each @root.discounts}}
                 {{#if (includes ineligibleVariantIds ../id)}}
-                    <p class='sf-discount-error'>Not eligible for code {{code}}</p>
+                    <p class='sf-cart-issue'>Not eligible for code {{code}}</p>
                 {{/if}}
             {{/each}}
             <form class='sf-form-row' method='post' action='/shop/cart/product/update'>

backend/src/modules/storefrontCore/views/partials/cart-totals-panel.hbs

@@ -23,7 +23,7 @@
                         }}
                         <span class='sf-discount-row__code sf-text-error'>{{code}}</span>
                     </div>
-                    <p class='sf-discount-error'>{{issueMessage}}</p>
+                    <p class='sf-cart-issue'>{{issueMessage}}</p>
                 {{else if amount}}
                     <div class='sf-discount-row sf-discount-item'>
                         {{> dismiss-button
@@ -62,7 +62,7 @@
     </form>
 
     {{#if cartTotalIssueMessage}}
-        <p class='sf-discount-error'>{{cartTotalIssueMessage}}</p>
+        <p class='sf-cart-issue'>{{cartTotalIssueMessage}}</p>
     {{/if}}
 
     <div class='sf-stack sf-mt-4'>

backend/src/modules/storefrontCore/views/partials/feedback.hbs

@@ -1,5 +1,5 @@
 {{#if feedback}}
-    <p class='sf-alert sf-alert--{{feedback.type}}' role='status'>
+    <p class='sf-alert sf-alert--{{feedback.type}} sf-alert--toast' role='status'>
         {{feedback.text}}
     </p>
 {{/if}}

backend/src/modules/storefrontCore/views/partials/product-card.hbs

@@ -1,4 +1,4 @@
-<li class='sf-card sf-product-card'>
+<li class='sf-card sf-product-card' id='product-card-{{selectedVariant.id}}'>
     {{#with selectedVariant}}
         {{#if thumbnailUrl}}
             <a class='sf-product-card__media-link' href='{{detailHref}}'>

backend/src/modules/storefrontCore/views/partials/shop-footer.hbs

@@ -2,7 +2,7 @@
     <div class='sf-footer__row'>
         <div class='sf-footer__start'>
             {{#if simplexLink}}
-                <a href='{{simplexLink}}' target='_blank' rel='noopener noreferrer'>Contact via Simplex</a>
+                <a href='{{simplexLink}}' target='_blank' rel='noopener noreferrer'>Contact via SimpleX</a>
             {{/if}}
             <a href='https://nullcart.net/' target='_blank' rel='noopener noreferrer'>Powered by NullCart</a>
         </div>

backend/src/utils/confirmation/resolveMinConfirmations.spec.ts

@@ -1,14 +1,14 @@
 import { resolveMinConfirmations } from './resolveMinConfirmations';
 
 const tiers = [
-    { upToTotalFiat: '25', minConfirmations: 0 },
+    { upToTotalFiat: '25', minConfirmations: 1 },
     { upToTotalFiat: '250', minConfirmations: 5 },
     { minConfirmations: 10 }
 ] as const;
 
 describe('resolveMinConfirmations', () => {
-    it('returns 0 for small orders (tx-detected tier)', () => {
-        expect(resolveMinConfirmations(10, [...tiers])).toBe(0);
+    it('returns the first tier for small orders', () => {
+        expect(resolveMinConfirmations(10, [...tiers])).toBe(1);
     });
 
     it('returns the middle tier for medium orders', () => {

backend/src/utils/invoice/formatInvoicePaymentConfirmationStatus.spec.ts

@@ -35,14 +35,14 @@ describe('formatInvoicePaymentConfirmationStatus', () => {
             ).toBe('2/10');
         });
 
-        it('treats zero-confirmation tiers as confirmed', () => {
+        it('returns compact progress at zero confirmations', () => {
             expect(
                 formatInvoicePaymentConfirmationStatus({
                     confirmations: 0,
-                    requiredConfirmations: 0,
+                    requiredConfirmations: 3,
                     format: 'compact'
                 })
-            ).toBe('Confirmed');
+            ).toBe('0/3');
         });
     });
 

backend/src/utils/invoice/formatInvoicePaymentConfirmationStatus.ts

@@ -1,9 +1,6 @@
 import { formatRelativeTimeAgo } from '../formatRelativeTimeAgo';
 import type { InvoicePaymentConfirmationStatusFormat } from './types/InvoicePaymentConfirmationStatusFormat';
 
-const formatRequiredConfirmationsLabel = (requiredConfirmations: number): string =>
-    requiredConfirmations === 0 ? '0 (tx-detected)' : String(requiredConfirmations);
-
 export const formatInvoicePaymentConfirmationStatus = ({
     confirmations,
     requiredConfirmations,
@@ -29,5 +26,5 @@ export const formatInvoicePaymentConfirmationStatus = ({
         return `${confirmations} / ${requiredConfirmations} confirmations · detected ${detectedAgo}`;
     }
 
-    return `${confirmations}/${formatRequiredConfirmationsLabel(requiredConfirmations)}`;
+    return `${confirmations}/${requiredConfirmations}`;
 };

backend/src/utils/invoice/toStorefrontInvoiceView.spec.ts

@@ -463,19 +463,6 @@ describe('toStorefrontInvoiceView', () => {
                 statusVariant: 'confirmed'
             });
         });
-
-        it('treats tx-detected invoices as confirmed for payment status display', async () => {
-            const payment = buildPayment({ confirmations: 0 });
-            const invoice = buildInvoice({
-                moneroDetails: buildMoneroDetails({ requiredConfirmations: 0 }),
-                payments: [payment]
-            });
-
-            const view = await toStorefrontInvoiceView(invoice);
-
-            expect(view.showRefresh).toBe(false);
-            expect(view.payments[0].confirmationStatus).toBe('Confirmed');
-        });
     });
 
     describe('overpayment', () => {

backend/src/validation/decorators/isConfirmationTiers.spec.ts

@@ -13,20 +13,13 @@ const validateTiers = (value: string) => {
 };
 
 const validTiers =
-    '[{"upToTotalFiat":"25","minConfirmations":0},{"upToTotalFiat":"250","minConfirmations":5},{"minConfirmations":10}]';
+    '[{"upToTotalFiat":"25","minConfirmations":1},{"upToTotalFiat":"250","minConfirmations":5},{"minConfirmations":10}]';
 
 describe('IsConfirmationTiers', () => {
     it('accepts valid default tiers', () => {
         expect(validateTiers(validTiers)).toHaveLength(0);
     });
 
-    it('accepts numeric-only tiers without tx-detected (0)', () => {
-        const tiers =
-            '[{"upToTotalFiat":"25","minConfirmations":1},{"upToTotalFiat":"250","minConfirmations":5},{"minConfirmations":10}]';
-
-        expect(validateTiers(tiers)).toHaveLength(0);
-    });
-
     it('rejects empty string', () => {
         expect(validateTiers('').length).toBeGreaterThan(0);
     });
@@ -39,22 +32,16 @@ describe('IsConfirmationTiers', () => {
         expect(validateTiers('[]').length).toBeGreaterThan(0);
     });
 
-    it('rejects tx-detected (0) more than once', () => {
+    it('rejects minConfirmations: 0', () => {
         const tiers =
-            '[{"upToTotalFiat":"25","minConfirmations":0},{"upToTotalFiat":"250","minConfirmations":0},{"minConfirmations":10}]';
+            '[{"upToTotalFiat":"25","minConfirmations":0},{"upToTotalFiat":"250","minConfirmations":5},{"minConfirmations":10}]';
 
         expect(validateTiers(tiers).length).toBeGreaterThan(0);
     });
 
-    it('rejects tx-detected (0) on catch-all tier', () => {
-        const tiers = '[{"upToTotalFiat":"25","minConfirmations":1},{"minConfirmations":0}]';
-
-        expect(validateTiers(tiers).length).toBeGreaterThan(0);
-    });
-
-    it('rejects legacy tx-detected string', () => {
+    it('rejects non-numeric minConfirmations', () => {
         const tiers =
-            '[{"upToTotalFiat":"25","minConfirmations":"tx-detected"},{"upToTotalFiat":"250","minConfirmations":5},{"minConfirmations":10}]';
+            '[{"upToTotalFiat":"25","minConfirmations":"foo"},{"upToTotalFiat":"250","minConfirmations":5},{"minConfirmations":10}]';
 
         expect(validateTiers(tiers).length).toBeGreaterThan(0);
     });

backend/src/validation/decorators/isConfirmationTiers.ts

@@ -14,7 +14,7 @@ const isPositiveDecimalString = (value: string): boolean => {
 };
 
 const isMinConfirmations = (value: unknown): boolean =>
-    typeof value === 'number' && Number.isInteger(value) && value >= 0;
+    typeof value === 'number' && Number.isInteger(value) && value >= 1;
 
 const isConfirmationTier = (value: unknown): value is ConfirmationTier => {
     if (typeof value !== 'object' || value === null) {
@@ -48,22 +48,12 @@ const isValidConfirmationTiersJson = (raw: string): boolean => {
     }
 
     const tiers = parsed;
-    const txDetectedTierCount = tiers.filter(tier => tier.minConfirmations === 0).length;
-
-    if (txDetectedTierCount > 1) {
-        return false;
-    }
-
     const lastTier = tiers[tiers.length - 1];
 
     if (lastTier.upToTotalFiat !== undefined) {
         return false;
     }
 
-    if (lastTier.minConfirmations === 0) {
-        return false;
-    }
-
     for (let index = 0; index < tiers.length - 1; index++) {
         const tier = tiers[index];
 
@@ -86,7 +76,7 @@ class IsConfirmationTiersConstraint implements ValidatorConstraintInterface {
     }
 
     defaultMessage(): string {
-        return '$property must be a non-empty JSON array of confirmation tiers; minConfirmations must be 0 (tx-detected) or an integer >= 1, 0 may appear only once and not on the catch-all tier, non-final tiers need a positive upToTotalFiat in shop fiat currency, and the last tier must be a catch-all without upToTotalFiat';
+        return '$property must be a non-empty JSON array of confirmation tiers; minConfirmations must be an integer >= 1, non-final tiers need a positive upToTotalFiat in shop fiat currency, and the last tier must be a catch-all without upToTotalFiat';
     }
 }
 

cms/src/views/CmsShopSettingsView.vue

@@ -468,7 +468,7 @@ const submitShippingNote = async (): Promise<void> => {
 };
 
 const formatConfirmationTier = (tier: ConfirmationTier, currency: string): string => {
-    const requirement = tier.minConfirmations === 0 ? '0 (tx-detected)' : `${tier.minConfirmations} confirmations`;
+    const requirement = `${tier.minConfirmations} confirmations`;
 
     if (tier.upToTotalFiat === undefined) {
         return `Above previous tiers → ${requirement}`;

deploy/DEPLOYMENT_GUIDE.md

@@ -3,7 +3,7 @@
 ## 1. Requirements
 
 - Ubuntu 22.04+ or similar Linux with Docker Engine and the Compose plugin — follow [Install Docker Engine on Ubuntu](https://docs.docker.com/engine/install/ubuntu/#install-using-the-repository). Tested and recommended on Ubuntu 22.04 LTS.
-- A domain name pointing at your server (A record for clearnet HTTPS)
+- A domain name pointing at your server (A records for apex and `www`)
 
 ## 2. Server setup
 
@@ -61,20 +61,20 @@ Edit `.env.prod`. Mandatory configuration:
 | `VITE_API_BASE_URL`          | `/api`                                      |
 | `VITE_SHOP_FIAT_CURRENCY`    | same as `SHOP_FIAT_CURRENCY`                |
 
-Optional — adjust per-method payment confirmation rules (`MONERO_CONFIRMATION_TIERS`, `BITCOIN_CONFIRMATION_TIERS`). Each is a JSON array with the same shape. For each order, the shop uses `minConfirmations` from the first tier where the order total (in `SHOP_FIAT_CURRENCY`) is `<= upToTotalFiat`. The last tier is a catch-all and must omit `upToTotalFiat`. At most one tier may use `minConfirmations: 0` (accept unconfirmed / mempool); that tier cannot be the catch-all.
+Optional — adjust per-method payment confirmation rules (`MONERO_CONFIRMATION_TIERS`, `BITCOIN_CONFIRMATION_TIERS`). Each is a JSON array with the same shape. For each order, the shop uses `minConfirmations` from the first tier where the order total (in `SHOP_FIAT_CURRENCY`) is `<= upToTotalFiat`. The last tier is a catch-all and must omit `upToTotalFiat`. Every tier must use `minConfirmations` >= 1.
 
 Monero example (default in `.env.example`):
 
 ```json
 [
-    { "upToTotalFiat": "30", "minConfirmations": 0 },
+    { "upToTotalFiat": "30", "minConfirmations": 1 },
     { "upToTotalFiat": "100", "minConfirmations": 3 },
     { "upToTotalFiat": "300", "minConfirmations": 5 },
     { "minConfirmations": 10 }
 ]
 ```
 
-Orders up to 30 → 0 confirmations; up to 100 → 3; up to 300 → 5; above 300 → 10. Tiers are shown read-only in CMS shop settings.
+Orders up to 30 → 1 confirmation; up to 100 → 3; up to 300 → 5; above 300 → 10. Tiers are shown read-only in CMS shop settings.
 
 ## 5. Bootstrap TLS certificates
 
@@ -106,7 +106,7 @@ Remove the temporary bootstrap certificates under `deploy/certs/live/` (Certbot
 rm -rf deploy/certs/live/*
 ```
 
-Request the real certificate:
+Request the real certificate (apex + www):
 
 ```bash
 ./deploy/scripts/issue-certs.sh --email you@example.com

deploy/scripts/issue-certs.sh

@@ -9,9 +9,9 @@ usage() {
     cat <<EOF
 Usage: $(basename "$0") --email you@example.com
 
-Obtain or renew Let's Encrypt certificates for CLEARNET_DOMAIN using the webroot
-challenge. Nginx must be running and serving /.well-known/acme-challenge/ from
-deploy/certbot/www.
+Obtain Let's Encrypt certificates for CLEARNET_DOMAIN and www.CLEARNET_DOMAIN using
+the webroot challenge. Nginx must be running and serving /.well-known/acme-challenge/
+from deploy/certbot/www.
 
 Environment is read from .env.prod (CLEARNET_DOMAIN).
 EOF
@@ -65,6 +65,7 @@ docker run --rm \
     --webroot \
     -w /var/www/certbot \
     -d "$CLEARNET_DOMAIN" \
+    -d "www.${CLEARNET_DOMAIN}" \
     --email "$CERTBOT_EMAIL" \
     --agree-tos \
     --non-interactive

nginx/conf.d/clearnet.conf.template

@@ -1,6 +1,6 @@
 server {
     listen 80;
-    server_name ${CLEARNET_DOMAIN};
+    server_name ${CLEARNET_DOMAIN} www.${CLEARNET_DOMAIN};
 
     location /.well-known/acme-challenge/ {
         root /var/www/certbot;
@@ -13,7 +13,7 @@ server {
 
 server {
     listen 443 ssl;
-    server_name ${CLEARNET_DOMAIN};
+    server_name ${CLEARNET_DOMAIN} www.${CLEARNET_DOMAIN};
 
     ssl_certificate /etc/nginx/certs/live/${CLEARNET_DOMAIN}/fullchain.pem;
     ssl_certificate_key /etc/nginx/certs/live/${CLEARNET_DOMAIN}/privkey.pem;