docs: changed ascii chart to png

README.md

@@ -104,27 +104,4 @@ cargo build --release
 
 Starting from 3.2.1 ([fcab428](https://github.com/an-anime-team/an-anime-game-launcher/commit/fcab428cb40b1457f41e0856f9d1e1473acbe653)) we have 2 branches: stable ([main](https://github.com/an-anime-team/an-anime-game-launcher/tree/main)) and dev ([next](https://github.com/an-anime-team/an-anime-game-launcher/tree/next)). Code changes will be pushed into dev branch and merged into stable once they're ready for new version release
 
-```
- main:        next:           pull request:
-
-┌─────┐
-│3.2.1├───────────┬─────────────────┐
-└──┬──┘           │                 │
-   │              │                 │
-   │        ┌─────▼────┐            │ *checkout from both
-   │        │ fix: ... ├─ ── ── ── ─┤  branches accepted
-   │        └─────┬────┘            │
-   │              │            ┌────▼────┐
-   │              │            │feat: ...│
-   │        ┌─────▼────┐       └────┬────┘
-   │        │feat: ... │            │
-   │        └─────┬────┘            │
-   │              │                 │
-   │        ┌─────▼────┐            │
-   │        │merge: ...◄────────────┘
-   │        └─────┬────┘
-   │              │
-┌──▼──┐           │
-│3.2.2◄───────────┘
-└─────┘
-```
+<img src="repository/branches.png" />