pkup-gen: Instructions file for Claude Code

CLAUDE.md

pkup-gen CLAUDE.md is an instructions file for Claude Code from pPrecel/pkup-gen. It costs 678 tokens per session, scanned A, original, MIT.

Repository instructions for pkup-gen, a Go program that creates Polish tax-deduction reports from GitHub contributions.

In plain words
What is it for?
Use them to build, verify, test, configure, generate, and email reports with pkup-gen.
Why use it?
They explain the project's commands, configuration, architecture, and release process so coding agents can work consistently in the repository.

Instructions file for Claude Code

Written for Claude Code: the file is CLAUDE.md. Also seen: mentions CLAUDE.md; mentions Claude Code.

This is pPrecel/pkup-gen's own configuration. It tells Claude Code how to work on pkup-gen itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything pkup-gen configures →

Reuse

Borrowing it

Nothing to install: this file belongs to pPrecel/pkup-gen. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/pPrecel/pkup-gen/main/CLAUDE.md
Clone the repo
git clone --depth 1 https://github.com/pPrecel/pkup-gen

Made for: Claude Code.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for pkup-gen CLAUDE.md

README.md
[![agentmods](https://agentmods.dev/badge/instructions/pprecel/pkup-gen/claude-md.svg)](https://agentmods.dev/instructions/pprecel/pkup-gen/claude-md)
Your own site
<a href="https://agentmods.dev/instructions/pprecel/pkup-gen/claude-md"><img src="https://agentmods.dev/badge/instructions/pprecel/pkup-gen/claude-md.svg" alt="Measured on agentmods" height="20"></a>
Per session 678 This file is loaded in full into every session.
When invoked 678 The same file — it is already loaded in full.
Security scan A 0 findings. Scan, not verified.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00678 $0.00678
Opus 5 $0.00339 $0.00339
Sonnet 5 $0.00136 $0.00136
Haiku 4.5 $0.00068 $0.00068

Measured 6d ago against content hash 7639dde2fab7, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-06, from the pricing page.

Security

Grade A, and why

pkup-gen CLAUDE.md scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 6d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

CLAUDE.md · 52 lines

How it starts

The opening of the file, as written. The whole thing — 52 lines — stays where its author put it; the contents beside it link to each section on GitHub.

CLAUDE.md

This file provides guidance to Claude Code (claude.ai/code) when working with code in this repository.

Commands

make build      # builds binary to .out/pkup
make verify     # runs go mod verify, gofmt, go vet, and tests with race detection
go test --cover --race -timeout 30s ./...          # run all tests
go test --cover --race -timeout 30s ./pkg/github/  # run tests in a single package

Architecture

pkup-gen generates PKUP (Polish tax deduction) reports documenting creative GitHub contributions for a monthly period (19th of previous month → 18th of current month).

CLI entry points (cmd/):

  • gen — single-user report generation via CLI flags
  • compose — multi-user/multi-org automation driven by a YAML config (.pkupcompose.yaml)
  • send — emails zipped reports via SMTP
  • version — prints build metadata

Data flow for compose:

  1. pkg/config — parses YAML config (remotes, orgs, repos, users, email settings)
  2. pkg/compose/utils/clients.go — lazily creates one pkg/github client per enterprise URL
  3. pkg/compose/utils/authors.go — resolves GitHub usernames → commit author signatures
  4. pkg/compose/utils/commits.goLazyCommitsLister: fetches and caches commits per repo/org, deduplicates across branches
  5. pkg/artifacts — writes .diff files to the output directory
  6. pkg/report — renders report.txt or a .docx from a template (keyword substitution)
  7. pkg/send — zips the output directory and sends it via SMTP

GitHub client (pkg/github/):

  • Supports both github.com and GitHub Enterprise (configurable hostname)
  • Automatic rate-limit retry (up to 5 attempts with backoff) applied to every API call
  • commit.go filters by time window and deduplicates SHAs across branches
  • diff.go fetches raw diff content per commit

Auth (internal/token/): OAuth flow via the pkup-gen GitHub App; token cached in the OS keyring. PAT can be passed via --token flag instead.

Terminal UI (internal/view/): pterm-based multi-task progress display used during concurrent report generation.

Read the full file on GitHub · 52 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 6d ago First seen · 52 lines · 678 tokens per session scan A 7639dde2fab7

Subscribe to this mod's changes

pkup-gen CLAUDE.md is an instructions file published in the GitHub repository pPrecel/pkup-gen (11 stars, last pushed 24d ago), licensed MIT. It adds 678 tokens to every session, about $0.0034 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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