mikolajczyk — worklog https://mikolajczyk.org/ I'm a platform/DevOps engineer. I write infrastructure code for multiple clouds and work with Kubernetes as the main platform. I build custom solutions like an mTLS-based application updater for Apple devices, and migrate legacy systems to private and public clouds. en Thu, 25 Jun 2026 12:00:00 GMT madside — v0.19.0 https://mikolajczyk.org/#/project/madside https://mikolajczyk.org/#/project/madside#2026-06-25-v0.19.0 release Thu, 25 Jun 2026 12:00:00 GMT True dual-CPU debugging for Sega Genesis — single-instruction 68000 step plus full Z80 breakpoints, stepping and current-line.

  • added: welcome screen redesign — token-driven reskin, two-column layout
  • added: z88dk sccz80 C source-level debugging (C_LINE + link map → source map)
]]> madside — v0.18.0 https://mikolajczyk.org/#/project/madside https://mikolajczyk.org/#/project/madside#2026-06-25-v0.18.0 release Thu, 25 Jun 2026 12:00:00 GMT Bank-aware addressing across machines (ADR-0014): Atari 130XE, NES PRG banking and ZX Spectrum 128K — bank-aware breakpoints, live-bank indicator, banked source maps.

  • added: a new assembly LSP — hover, go-to-definition, find-references, rename and diagnostics across 6502 / M68k / Z80
  • added: Genesis dual-CPU foundation — assemble your own Z80 sound into the ROM
]]> madside — v0.17.0 https://mikolajczyk.org/#/project/madside https://mikolajczyk.org/#/project/madside#2026-06-24-v0.17.0 release Wed, 24 Jun 2026 12:00:00 GMT Sega Genesis / 68000 target — clownassembler (M68k) with Musashi and gpgx cores, an M68k debug adapter and a hello-world template.

  • added: consent gate + content-hash trust for project-local plugins
]]> madside — v0.16.0 https://mikolajczyk.org/#/project/madside https://mikolajczyk.org/#/project/madside#2026-06-23-v0.16.0 release Tue, 23 Jun 2026 12:00:00 GMT ZX Spectrum 48K (z88dk, Z80) plus first-class C language servers — completion, hover, go-to-definition, find-references, rename and semantic diagnostics for cc65 C and z88dk Z80 C.

  • added: in-app course authoring — lesson CRUD, live preview, export/import
  • added: themes as plugins + a dockable (dockview) layout, variables/watch panels
]]> madside — v0.15.0 https://mikolajczyk.org/#/project/madside https://mikolajczyk.org/#/project/madside#2026-06-19-v0.15.0 release Fri, 19 Jun 2026 12:00:00 GMT Commodore 64 machine — chips emulator with the cc65 and MADS toolchains and starter templates.

]]> madside — v0.11.0 https://mikolajczyk.org/#/project/madside https://mikolajczyk.org/#/project/madside#2026-06-18-v0.11.0 release Thu, 18 Jun 2026 12:00:00 GMT First big public release: write NES games in C (cc65, compiled in-browser), a command palette, an app-wide VFS + WASI bridge, and multi-target cc65 (NES + Atari).

  • added: cross-file C completion, clang-format on save, inline build diagnostics
  • added: production / supply-chain hardening — CSP, security headers, a biting lint gate
]]> repoctx — v0.15.0 https://mikolajczyk.org/#/project/repoctx https://mikolajczyk.org/#/project/repoctx#2026-06-17-v0.15.0 release Wed, 17 Jun 2026 12:00:00 GMT Rust import resolution for the import graph — crate:: / self:: / super:: paths resolve to files via the module-file convention. On repoctx itself modules now resolves 82 internal edges (was ~0).

]]> repoctx — v0.13.0 https://mikolajczyk.org/#/project/repoctx https://mikolajczyk.org/#/project/repoctx#2026-06-17-v0.13.0 release Wed, 17 Jun 2026 12:00:00 GMT Pivot: adoption via context, not interception. Dropped the grep/rg/find PreToolUse rewrite hook (~0% real conversion, ~2,800 LOC deleted) for repoctx prime — a token-budgeted repo digest injected at SessionStart, so the agent starts with a structural map and a nudge to use repoctx over grep.

]]> repoctx — v0.12.0 https://mikolajczyk.org/#/project/repoctx https://mikolajczyk.org/#/project/repoctx#2026-06-16-v0.12.0 release Tue, 16 Jun 2026 12:00:00 GMT The orientation trio, pure topology — no LLM, no network:

  • communities — Louvain subsystem clustering + god nodes
  • report — deterministic one-page architecture summary
  • export — self-contained interactive force-directed call-graph HTML (zero deps, no CDN)

Plus receiver-aware call resolution + per-definition node identity — kills fabricated super-hubs.

]]> repoctx — v0.11.0 https://mikolajczyk.org/#/project/repoctx https://mikolajczyk.org/#/project/repoctx#2026-06-16-v0.11.0 release Tue, 16 Jun 2026 12:00:00 GMT Call-graph & import analyses, pure queries over the index: deadcode, impact, cycles, boundary (layering gate), overview (repo architecture in one call), changed (review blast radius), plus visibility extraction.

]]> repoctx — v0.10.0 https://mikolajczyk.org/#/project/repoctx https://mikolajczyk.org/#/project/repoctx#2026-06-15-v0.10.0 release Mon, 15 Jun 2026 12:00:00 GMT Import / dependency graph — deps <file> and rdeps <module> from Tree-sitter import extraction across the core 8 languages. Boundary/layering answered structurally instead of grepping imports.

]]> repoctx — v0.8.0 https://mikolajczyk.org/#/project/repoctx https://mikolajczyk.org/#/project/repoctx#2026-06-15-v0.8.0 release Mon, 15 Jun 2026 12:00:00 GMT Static call graph — callers / callees / callgraph --direction up|down|both, name-resolved from Tree-sitter. Plus search — ripgrep-backed, textually-complete, compressed to file:line.

]]> repoctx — v0.7.0 https://mikolajczyk.org/#/project/repoctx https://mikolajczyk.org/#/project/repoctx#2026-06-13-v0.7.0 release Sat, 13 Jun 2026 12:00:00 GMT Language coverage to 20 — added Ruby, C, C++, Java, C#, PHP, Lua, Kotlin, Swift (full) + Bash (functions). Grammars statically linked.

]]> repoctx — v0.6.0 https://mikolajczyk.org/#/project/repoctx https://mikolajczyk.org/#/project/repoctx#2026-06-13-v0.6.0 release Sat, 13 Jun 2026 12:00:00 GMT repoctx init — one command wires repoctx into Claude Code (hook + skill + guidance). Integration content baked into the binary, no network.

]]> repoctx — v0.1.0 https://mikolajczyk.org/#/project/repoctx https://mikolajczyk.org/#/project/repoctx#2026-06-11-v0.1.0 release Thu, 11 Jun 2026 12:00:00 GMT First release — Tree-sitter symbol index in SQLite with definition, context, outline and symbols. Token-cheap structural lookup instead of grep/cat.

]]> radboard — v0.8.0 https://mikolajczyk.org/#/project/radboard https://mikolajczyk.org/#/project/radboard#2026-06-09-v0.8.0 release Tue, 09 Jun 2026 12:00:00 GMT
  • added: ctrl-K repo switcher with fuzzy search
  • added: 🌱 good-first-issue badges + most-wanted toggle in the Open column
  • changed: migrate to the radicle 0.24 crate; resize handles on the frameless window
    • ]]>         radboard — v0.7.0 https://mikolajczyk.org/#/project/radboard https://mikolajczyk.org/#/project/radboard#2026-06-09-v0.7.0 release Tue, 09 Jun 2026 12:00:00 GMT
  • added: worktree + patch sync, with merge blocked on conflicts
  • added: link patches to issues via commit messages
  • added: periodic sync of the active repo
  • added: epics — parent/child issue grouping
    • ]]>         radboard — v0.5.0 https://mikolajczyk.org/#/project/radboard https://mikolajczyk.org/#/project/radboard#2026-06-03-v0.5.0 release Wed, 03 Jun 2026 12:00:00 GMT A big board batch:

    • added: markdown preview in the issue editor + comments
    • added: copyable issue-id badges, assignees, label filtering
    • added: blocked / blocks indicators; persisted state:* columns
    • added: AUR radboard-bin package + auto-publish (v0.5.1)
    ]]>         madside — Why I'm doing this https://mikolajczyk.org/#/project/madside https://mikolajczyk.org/#/project/madside#2026-06-Why I'm doing this note Mon, 01 Jun 2026 12:00:00 GMT For a long time I couldn't find any product that would let me write retro code in a modern way. madside is exactly this. madside was created in a way that allows anyone to add new machine, new toolchain or new panel. Easy to use and easy to extend. And can be used even from mobile devices.

    ]]>         unemups4 — Open source https://mikolajczyk.org/#/project/unemups4 https://mikolajczyk.org/#/project/unemups4#2026-06-Open source note Mon, 01 Jun 2026 12:00:00 GMT I finally pushed the code to github for others to see. Not that there is too much to see. Just enough to display small soft rendered examples. Hardest part is still not even started. Now emulator is capable of:

    • threading
    • input
    • loading elf (not self)
    • generating syscalls from nid codes
    • displaying software rendered graphics (no gpu emulation at all!)
    ]]>         radboard — v0.4.0 https://mikolajczyk.org/#/project/radboard https://mikolajczyk.org/#/project/radboard#2026-04-21-v0.4.0 release Tue, 21 Apr 2026 12:00:00 GMT
  • added: milestones support
  • added: worktree view — create patches from worktrees (branch selection, deferred editor)
  • added: create a new issue from the list view; reopen the last board on launch
    • ]]>         radboard — v0.2.0 https://mikolajczyk.org/#/project/radboard https://mikolajczyk.org/#/project/radboard#2026-04-08-v0.2.0 release Wed, 08 Apr 2026 12:00:00 GMT
  • added: redesigned Create / Update patch modals
  • added: closing an issue asks for a close status
  • added: COB changes notify the node
    • ]]>         radboard — v0.1.1 https://mikolajczyk.org/#/project/radboard https://mikolajczyk.org/#/project/radboard#2026-04-01-v0.1.1 release Wed, 01 Apr 2026 12:00:00 GMT First stable beta — the Radicle desktop GUI ships, with build automation (AppImage / .deb / .rpm / Nix).

    ]]>         Super Robin Hood RE — pp1 https://mikolajczyk.org/#/project/srh https://mikolajczyk.org/#/project/srh#2026-pp1 release Thu, 01 Jan 2026 12:00:00 GMT I published small web tool to learn how pp1 pixel prediction format works in Super Robin Hood. Find it here.

    ]]>         Super Robin Hood RE — PTODT https://mikolajczyk.org/#/project/srh https://mikolajczyk.org/#/project/srh#2026-PTODT release Thu, 01 Jan 2026 12:00:00 GMT I got invited to present my RE findings on PTODT (Polskie Towarzystwo Ochrony Dziedzictwa Technicznego). I host presentation here.

    ]]>         Super Robin Hood RE — Reverse engineering 2 https://mikolajczyk.org/#/project/srh https://mikolajczyk.org/#/project/srh#2026-Reverse engineering 2 release Thu, 01 Jan 2026 12:00:00 GMT Hired claude code to annotate reverse engineered source code based on PDS source code. Flawless results (after dozens of hours fixing mistakes manually 😉).

    ]]>         Super Robin Hood RE — Reverse engineering https://mikolajczyk.org/#/project/srh https://mikolajczyk.org/#/project/srh#2025-Reverse engineering note Wed, 01 Jan 2025 12:00:00 GMT Started manual reverse engineering. Took so long even with PDS source code available. Not enough time after work to do it.

    ]]>         Super Robin Hood RE — pp1unpack https://mikolajczyk.org/#/project/srh https://mikolajczyk.org/#/project/srh#2024-pp1unpack note Mon, 01 Jan 2024 12:00:00 GMT Created pp1unpack program for commander x16. Program allowed to extract pp1 packed sprites into NES CHR program and then further modify them. Lost source. Binary is here.

    ]]>         unemups4 — Why I'm doing this https://mikolajczyk.org/#/project/unemups4 https://mikolajczyk.org/#/project/unemups4#2024-Why I'm doing this note Mon, 01 Jan 2024 12:00:00 GMT I got really interested how emulation of such targets as PS4 works. It seemed unreal to me that shadps4 was able to run commercial games. I wanted to understand basics of how such emulation works.

    ]]>         Super Robin Hood RE — Why I'm doing this https://mikolajczyk.org/#/project/srh https://mikolajczyk.org/#/project/srh#2023-Why I'm doing this note Sun, 01 Jan 2023 12:00:00 GMT Super Robin Hood got me started. This game was a trigger that made me want to learn how to program. I found out that Oliver brothers released PDS source code of Super Robin Hood and decided to start RE project.

    ]]>         Kronikarz — Status update https://mikolajczyk.org/#/project/kronikarz https://mikolajczyk.org/#/project/kronikarz#2023-Status update note Sun, 01 Jan 2023 12:00:00 GMT Kronikarz is somewhat buried in my drawer for now. Code not ready to be shown to the world. It got way more complicated than anticipated really fast.

    ]]>