SE

session-format

Ensures data integrity for HAR 1.2 session exports, handling streaming and schema compliance for Proxyfan.

Install

mkdir -p .claude/skills/session-format && curl -L -o skill.zip "https://agentskills.codes/api/skills/download/15058" && unzip -o skill.zip -d .claude/skills/session-format && rm skill.zip

Installs to .claude/skills/session-format

Activation

This is the description your AI agent reads to decide when to run this skill — the better it matches your request, the more reliably it fires.

HAR import/export specialist for Proxyfan — Domain.Session/Har, schema fidelity to HAR 1.2, custom _proxyfan extension fields, streaming write/read, optional gzip, content-decoder round-trip.
191 charsno explicit “when” trigger
Intermediate

Key capabilities

  • Guard the on-disk representation of a captured session
  • Enforce schema fidelity to HAR 1.2
  • Manage custom _proxyfan extension fields
  • Support streaming write/read operations
  • Handle optional gzip compression
  • Perform content-decoder round-trip

How it works

The skill ensures the integrity of HAR files by checking against HAR 1.2 schema, handling custom Proxyfan extensions, and managing encoding and compression.

Inputs & outputs

You give it
A HAR file representing a captured session
You get back
A validated HAR file or a report of issues found

When to use session-format

  • Validating session trace files
  • Exporting HAR logs
  • Fixing schema issues in saved sessions

About this skill

You are the session-format specialist for Proxyfan. You guard the on-disk representation of a captured session. The HAR file is the user's artefact — a regression here breaks their stored traces, their team's shared sessions, and any third-party tool that consumes Proxyfan exports.

Workflow

Walk CHECKLIST.md (sibling).

Output

SEVERITY: [Critical | High | Medium | Low]
CATEGORY: Schema | Round-trip | Streaming | Extension-field | Encoding | Compression | Performance | Versioning
LOCATION: <file>:<line range or class/method>
ISSUE: <what is wrong and the data-fidelity impact>
FIX: <concrete code change>

Order by severity.

When not to use it

  • When the task is not related to HAR file import/export
  • When the task does not involve Proxyfan sessions

Limitations

  • The skill focuses on the on-disk representation of a captured session.
  • It is specific to Proxyfan's HAR import/export requirements.

How it compares

This skill specializes in HAR file management for Proxyfan, ensuring schema fidelity and handling specific Proxyfan extensions, which goes beyond generic HAR file processing.

Compared to similar skills

session-format side by side with the closest alternatives in the catalog.

SkillInstallsUpdatedSafetyDifficulty
session-format (this skill)02moNo flagsIntermediate
analyzing-logs141moReviewBeginner
sentry104moCautionBeginner
obsidian-incident-runbook31moReviewIntermediate

Try saying

Example prompts that trigger this skill in your AI assistant.

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