lpt good first issues (JavaScript)

[test] test_cpr: add cases — odd-frame global decode, local decode odd frame, far reference 16 days ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

[frontend] Add amber and white-on-black CRT palette variants to Tweaks panel 5 months ago

enhancement good first issue frontend

GageLawton/lpt

3

JavaScript

[docs] Create CONTRIBUTING.md with project structure, build steps, and first-PR guide 5 months ago

documentation good first issue

GageLawton/lpt

3

JavaScript

[docs] Add hardware setup guide: RTL-SDR dongle selection, driver install, udev rules 5 months ago

documentation good first issue

GageLawton/lpt

3

JavaScript

[test] Add end-to-end smoke test: feed a real DF17 hex frame through the full decode pipeline 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

[test] test_velocity: add subtype 2 (supersonic) and subtype 3 (airspeed) cases 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

[test] Add unit tests for ring_buffer — push/pop/overflow/empty 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

[frontend] Show aircraft without a position fix in the sidebar contact list 5 months ago

enhancement good first issue frontend

GageLawton/lpt

3

JavaScript

[decoder] Handle velocity subtype 3 and 4 (airspeed reference) in velocity_decode 5 months ago

enhancement good first issue backend

GageLawton/lpt

3

JavaScript

[backend] Add --timeout flag to configure aircraft expiry window 5 months ago

enhancement good first issue backend

GageLawton/lpt

3

JavaScript

[bug] Sidebar range column uses hardcoded pixel constant 380 — breaks on non-default layout 5 months ago

bug good first issue frontend

GageLawton/lpt

3

JavaScript

[bug] radio_cb silently discards IQ data on ring buffer overflow 5 months ago

bug good first issue backend

GageLawton/lpt

3

JavaScript

[docs] Add ADS-B Type Code coverage table to CONTRIBUTING.md 5 months ago

documentation good first issue

GageLawton/lpt

3

JavaScript

[frontend] Export visible aircraft list as a CSV download 5 months ago

enhancement good first issue frontend

GageLawton/lpt

3

JavaScript

[test] Add unit tests for CPR cache timing logic (10 s gate, 60 s eviction) 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

[frontend] Make range ring spacing configurable via a Tweaks knob 5 months ago

enhancement good first issue frontend

GageLawton/lpt

3

JavaScript

[frontend] Add altitude filter (min/max ft) to Tweaks panel 5 months ago

enhancement good first issue frontend

GageLawton/lpt

3

JavaScript

[backend] Add POSIX signal handling (SIGINT/SIGTERM) to native SDL2 lpt build 5 months ago

enhancement good first issue backend

GageLawton/lpt

3

JavaScript

[backend] Track position staleness; expose positionAgeMs per aircraft in SSE JSON 5 months ago

enhancement good first issue backend

GageLawton/lpt

3

JavaScript

[decoder] Add emergency/priority status decoder for TC 28 frames 5 months ago

enhancement good first issue backend

GageLawton/lpt

3

JavaScript

[decoder] Decode squawk code from Mode S DF5/21 frames and expose in SSE JSON 5 months ago

enhancement good first issue backend

GageLawton/lpt

3

JavaScript

[decoder] Decode aircraft emitter category from TC 1–4 frames and expose in SSE JSON 5 months ago

enhancement good first issue backend

GageLawton/lpt

3

JavaScript

[bug] Callsign not JSON-escaped in SSE output 5 months ago

bug good first issue backend

GageLawton/lpt

3

JavaScript

[test] Add unit tests for server helper functions — json_escape and mime_for 5 months ago

enhancement good first issue backend

GageLawton/lpt

3

JavaScript

[test] test_tracker: add cases — empty table forEach, first_seen_ms preserved, msgs_rx counter 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

[test] test_altitude: add cases — M-bit set, maximum valid altitude, all-ones input 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

[test] test_modes: add cases — DF18 ICAO extraction, non-DF17/18 gives ICAO=0 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

[test] test_demod: add boundary cases — short input, exactly 56 bits, exactly 112 bits 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

[test] test_preamble: add cases — two preambles in input, preamble at last valid position 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

[docs] Replace README screenshot placeholder with actual scope image 5 months ago

documentation good first issue

GageLawton/lpt

3

JavaScript

[docs] Document all CLI flags in README 5 months ago

documentation good first issue

GageLawton/lpt

3

JavaScript

[test] Add unit tests for ring_buffer — critical path with no test coverage 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

[bug] lpt-web CPR fallback ignores --lat/--lon and hardcodes San Francisco 5 months ago

bug good first issue backend

GageLawton/lpt

3

JavaScript

[docs] Add GitHub issue and PR templates 5 months ago

documentation good first issue

GageLawton/lpt

3

JavaScript

[bug] p.trail access crashes when trail field is absent in SSE payload 5 months ago

bug good first issue frontend

GageLawton/lpt

3

JavaScript

[frontend] Switch web/index.html from React development to production builds 5 months ago

enhancement good first issue frontend

GageLawton/lpt

3

JavaScript

[frontend] Expose trail length as a Tweaks knob 5 months ago

enhancement good first issue frontend

GageLawton/lpt

3

JavaScript

[frontend] Show receiver label in scope header 5 months ago

enhancement good first issue frontend

GageLawton/lpt

3

JavaScript

[backend] Add --lat / --lon / --label CLI args to native lpt (SDL2 build) 5 months ago

enhancement good first issue backend

GageLawton/lpt

3

JavaScript

[backend] Track CRC failure count and expose it in the SSE stream 5 months ago

enhancement good first issue backend

GageLawton/lpt

3

JavaScript

[backend] Fix missing rtlsdr_close() call on exit in main.cpp 5 months ago

bug good first issue

GageLawton/lpt

3

JavaScript

[frontend] Show "Connecting..." state in scope when no aircraft data 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

[docs] Add CONTRIBUTING.md with hardware-free development guide 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

[docs] Update README with lpt-web build instructions and browser setup 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

[frontend] Guard terrain references in scope-classic.jsx for live mode 5 months ago

bug enhancement good first issue

GageLawton/lpt

3

JavaScript

[frontend] Fix web file location — move from design-files/web/ to web/ at repo root 5 months ago

bug enhancement good first issue

GageLawton/lpt

3

JavaScript

[backend] Wire callsign decode (TC 1–4) in DSP decode loop 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

[backend] Remove inline iq_to_mag from main.cpp — use src/dsp/mag.cpp instead 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

[frontend] Create web/ directory with adapted CRT scope UI files 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

[infrastructure] Vendor cpp-httplib single-header HTTP library 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

[backend] Extend Aircraft struct with web-display fields (vert_rate, msgs_rx, first_seen, trail) 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

Add preamble detection tests (test_preamble.cpp) 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

Add Mode S frame parsing tests (test_modes.cpp) 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

Add velocity decode test vectors (test_velocity.cpp) 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

Add altitude decode test vectors (test_altitude.cpp) 5 months ago

enhancement good first issue

GageLawton/lpt

3

JavaScript

GageLawton/lpt

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