Add the Tag problem to the README

README.md

@@ -123,6 +123,7 @@ Many models have been implemented using the POMDPs.jl interface for various proj
 | [POMDPModels](https://github.com/JuliaPOMDP/POMDPModels.jl) |[![CI](https://github.com/JuliaPOMDP/POMDPModels.jl/actions/workflows/CI.yml/badge.svg)](https://github.com/JuliaPOMDP/POMDPModels.jl/actions/workflows/CI.yml)| [![Coverage Status](https://coveralls.io/repos/github/JuliaPOMDP/POMDPModels.jl/badge.svg)](https://coveralls.io/github/JuliaPOMDP/POMDPModels.jl) |
 | [LaserTag](https://github.com/JuliaPOMDP/LaserTag.jl) | [![CI](https://github.com/JuliaPOMDP/LaserTag.jl/actions/workflows/CI.yml/badge.svg)](https://github.com/JuliaPOMDP/LaserTag.jl/actions/workflows/CI.yml) | [![Coverage Status](https://coveralls.io/repos/JuliaPOMDP/LaserTag.jl/badge.svg?branch=master&service=github)](https://coveralls.io/github/JuliaPOMDP/LaserTag.jl?branch=master) |
 | [RockSample](https://github.com/JuliaPOMDP/RockSample.jl) | [![CI](https://github.com/JuliaPOMDP/RockSample.jl/actions/workflows/CI.yml/badge.svg)](https://github.com/JuliaPOMDP/RockSample.jl/actions/workflows/CI.yml) | [![Coverage Status](https://coveralls.io/repos/github/JuliaPOMDP/RockSample.jl/badge.svg?branch=master)](https://coveralls.io/github/JuliaPOMDP/RockSample.jl?branch=master) |
+| [Tag](https://github.com/JuliaPOMDP/TagPOMDPProblem.jl) | [![CI](https://github.com/JuliaPOMDP/TagPOMDPProblem.jl/actions/workflows/CI.yml/badge.svg)](https://github.com/JuliaPOMDP/TagPOMDPProblem.jl/actions/workflows/CI.yml) | [![Coverage Status](https://codecov.io/gh/JuliaPOMDP/TagPOMDPProblem.jl/branch/main/graph/badge.svg?token=UNYWMYUBDL)](https://codecov.io/gh/JuliaPOMDP/TagPOMDPProblem.jl) |
 | [DroneSurveillance](https://github.com/JuliaPOMDP/DroneSurveillance.jl) | [![Build status](https://github.com/JuliaPOMDP/DroneSurveillance.jl/workflows/CI/badge.svg)](https://github.com/JuliaPOMDP/DroneSurveillance.jl/actions) | [![codecov](https://codecov.io/gh/juliapomdp/DroneSurveillance.jl/branch/master/graph/badge.svg)](https://codecov.io/gh/juliapomdp/DroneSurveillance.jl) |
 | [ContinuumWorld](https://github.com/JuliaPOMDP/ContinuumWorld.jl) | [![CI](https://github.com/JuliaPOMDP/ContinuumWorld.jl/actions/workflows/CI.yml/badge.svg)](https://github.com/JuliaPOMDP/ContinuumWorld.jl/actions/workflows/CI.yml) | [![Coverage Status](https://coveralls.io/repos/JuliaPOMDP/ContinuumWorld.jl/badge.svg?branch=master&service=github)](https://coveralls.io/github/JuliaPOMDP/ContinuumWorld.jl?branch=master) |
 | [VDPTag2](https://github.com/zsunberg/VDPTag2.jl) | [![Build Status](https://travis-ci.org/zsunberg/VDPTag2.jl.svg?branch=master)](https://travis-ci.org/zsunberg/VDPTag2.jl) | |