v0.7.0

ProblemSet v0.7.0

Allow indexing of the text variables.

Merged pull requests:

• Bump julia-actions/setup-julia from 1 to 2 (#1) (@dependabot[bot])
• Bump julia-actions/cache from 1 to 2 (#2) (@dependabot[bot])

Closed issues:

• TagBot trigger issue (#3)