Add leaflet marker icon gotcha's to the docs

Description

Contributor guide

Tech stack

vuejavascript

Domain

documentationfrontend

Issue type

documentation

DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.

2

Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.

under 1 hour

Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.

stale

ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.

needs investigation

Prerequisites

Vue.jsLeaflet.js

Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.

50

Research direction

Investigate issue #28 to understand the specific marker icon gotchas mentioned. Review the existing documentation for markers in the project, likely in the docs/ directory. Identify common pitfalls such as missing default icon paths or CSS conflicts, and propose concise documentation additions.