[CI/CD] Fix crates.io deployment (#75)

* [Cargo.toml] specify graphviz_parser version

`cargo publish` requires a version although the dependency is optional and the feature is not activated

* [README] added badge

Cargo.toml

@@ -21,7 +21,7 @@ itertools = "0.10.3"
 rand = "0.8.5"
 petgraph = "0.6.2"
 clap = {version = "3.2.16", features = ["derive"], optional = true}
-graphviz_parser = {git = "https://github.com/saresend/dotfile-parser", rev = "2df14b311f16a72a2d13bc777c2754aac79f97b0", optional = true}
+graphviz_parser = {git = "https://github.com/saresend/dotfile-parser", rev = "2df14b311f16a72a2d13bc777c2754aac79f97b0", version = "0.1.0", optional = true}
 
 [features]
 cli = ["dep:clap", "dep:graphviz_parser"]

README.md

@@ -6,6 +6,7 @@
 [![Coverage Status](https://coveralls.io/repos/github/thm-mni-ii/graph-algo-ptas/badge.svg?branch=main)](https://coveralls.io/github/thm-mni-ii/graph-algo-ptas?branch=main)
 [![Docs](https://img.shields.io/github/workflow/status/thm-mni-ii/graph-algo-ptas/Pages/main?label=Docs&logo=Github)](https://thm-mni-ii.github.io/graph-algo-ptas/graph_algo_ptas/)
 [![Benchmark](https://img.shields.io/github/workflow/status/thm-mni-ii/graph-algo-ptas/Pages/main?label=Benchmark&logo=Github)](https://thm-mni-ii.github.io/graph-algo-ptas/benchmark/report/)
+[![Crates.io](https://img.shields.io/crates/v/graph-algo-ptas)](https://crates.io/crates/graph-algo-ptas)
 
 </div>
 
@@ -53,7 +54,7 @@ OPTIONS:
     -V, --version         Print version information
 
 SUBCOMMANDS:
-    embed              Generates an embeding for the graph
+    embed              Generates an embedding for the graph
     help               Print this message or the help of the given subcommand(s)
     independent-set    Calculates Maximal Independent Set (Default)
     print              Prints the generated/input graph