client: add arrow to drawn linesegment * Add styling function that will place an icon png image at the end of each drawn line segment, in the right rotation. Note that this does not look perfectly centered, see comment in the code.

# documentation
**/README*
**/docs
**/*.md

# backend binary
cmd/gemma/gemma

# Dependency directories
**/node_modules

# local dotenv environment variables file
client/.env.local

# Tags tables
**/TAGS