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<title>npub12m5exm2uk3xa674cc5r0hlyvccs5xxn7qv83ezuteefv5972nquq4j4szl/esp32-tollgate/sdkconfig.defaults, branch master</title>
<subtitle>[no description]</subtitle>
<id>https://upleb.uk/npub12m5exm2uk3xa674cc5r0hlyvccs5xxn7qv83ezuteefv5972nquq4j4szl/esp32-tollgate/atom?h=master</id>
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<updated>2026-05-18T21:02:41+00:00</updated>
<entry>
<title>feat: local Nostr relay with relay selection, sync, and integration tests</title>
<updated>2026-05-18T21:02:41+00:00</updated>
<author>
<name>Your Name</name>
<email>you@example.com</email>
</author>
<published>2026-05-18T21:01:19+00:00</published>
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<id>urn:sha1:81f2dc52dc42d01c89dff45a5407ec40b8863052</id>
<content type='text'>
Local Nostr relay (NIP-01) on port 4869 with LittleFS 4MB storage.
All events published locally first, then synced to public relays via REQ-diff.
Relay selection via NIP-11 HTTP probing with NIP-77 scoring and auto-failover.

Components:
- wisp_relay: 16-file local relay (ws_server, storage_engine, sub_manager,
  broadcaster, relay_validator, router, handlers, rate_limiter, nip11,
  deletion, flash_monitor, relay_types)
- esp_littlefs: LittleFS VFS integration (git submodule)
- negentropy: for future NIP-77 binary sync (git submodule)

New source files:
- local_relay.c/h: thin wrapper for relay init/start/publish
- relay_selector.c/h: NIP-11 probe + scoring + auto-failover
- sync_manager.c/h: REQ-diff sync (primary 30min, fallback 6h)

Bug fixes:
- config.c: use-after-free (cJSON_Delete before seed_relays/sync parsing)
- local_relay: moved init to app_main for boot-time start (not gated on STA IP)

Flash layout: 4MB LittleFS partition at 0x500000 for relay_store

Test results (Board B, live hardware):
- Smoke: ping + HTTP 4869 + NIP-11: PASS
- NIP-11 info document: 10/11 PASS
- WS pub/sub (connect, REQ/EOSE, EVENT/OK, CLOSE, concurrent): 6/6 PASS
- Unit tests (relay_validator + relay_selector): 13/13 PASS

Hardware test make targets in physical-router-test-automation/:
- make relay-build, relay-flash-b, relay-test-smoke/nip11/pubsub/sync/full
</content>
</entry>
<entry>
<title>Phase 3: on-device Cashu wallet with mbedTLS secp256k1 + SPIFFS persistence + PSRAM</title>
<updated>2026-05-16T10:02:55+00:00</updated>
<author>
<name>Your Name</name>
<email>you@example.com</email>
</author>
<published>2026-05-16T10:02:55+00:00</published>
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<id>urn:sha1:133e40c82afb4d7659758b1fa57925ac57af4621</id>
<content type='text'>
- wallet.c/h: secp256k1 ECP primitives (hash_to_curve, scalar_mul, point_add)
- wallet_persist.c/h: SPIFFS persistence with threshold-based write protection
- Fee accounting for swap (input_fee_ppk from /v1/keysets)
- Keyset fetch via /v1/keysets (586 bytes vs 21KB for /v1/keys)
- Wallet API: GET /wallet, POST /wallet/swap, POST /wallet/send
- Payment proofs auto-stored to wallet + persisted on SPIFFS
- PSRAM enabled for large allocations (ESP32-S3 has 8MB)
- Wallet init deferred to dedicated task (avoids sys_evt stack overflow)
- Cashu proof ID buffer size fixed (66 hex chars, not 16)
- HTTP client: added fetch_headers() call for proper response handling
- persist_threshold_sats config parameter (default: 1 sat)
</content>
</entry>
<entry>
<title>Phase 1 working: captive portal, DNS hijack, NAT-based access control</title>
<updated>2026-05-15T11:33:40+00:00</updated>
<author>
<name>Your Name</name>
<email>you@example.com</email>
</author>
<published>2026-05-15T11:33:40+00:00</published>
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<id>urn:sha1:a7d0a672d59bf8985a6fc0e61b49015fabd96513</id>
<content type='text'>
- Fix WiFi init order: netif creation before esp_wifi_init, set mode before set_config
- Replace broken netif input filter with NAPT on/off per authentication state
- NAPT disabled by default, enabled when client granted, disabled on revoke
- Fix test helpers: use -I wlp59s0 for ping, handle nslookup exit code 1
- All 20 API tests pass, all 6 smoke tests pass
</content>
</entry>
<entry>
<title>initiall commit</title>
<updated>2026-05-15T07:36:25+00:00</updated>
<author>
<name>Your Name</name>
<email>you@example.com</email>
</author>
<published>2026-05-15T07:36:25+00:00</published>
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<content type='text'>
</content>
</entry>
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