fix zip and tar args

.github/workflows/release.yml

@@ -114,7 +114,7 @@ jobs:
         pyinstaller main.py --hidden-import pkg_resources.py2_warn --add-data 'config.example.toml:.' --add-data 'LICENSE:.' --add-data 'README.md:.' -n canvas_grab
     - name: Create tar Package
       run: |
-        tar -czf canvas_grab.tar.gz dist/canvas_grab -C dist/canvas_grab
+        tar -C dist/canvas_grab -czf canvas_grab.tar.gz .
     - name: Create ZIP Package (Windows)
       if: matrix.os == 'windows-latest'
       run: |

README.md

@@ -1,12 +1,13 @@
 # canvas-grab
 
-Grab all files on Canvas LMS to local directory. Download latest release
-[here](https://github.com/skyzh/canvas_grab/archive/master.zip).
+Grab all files on Canvas LMS to local directory.
 
 ![image](https://user-images.githubusercontent.com/4198311/75742884-0b7e2180-5d4a-11ea-800a-e57bd2fa42ac.png)
 
+Download latest release
+[here](https://github.com/skyzh/canvas_grab/archive/master.zip).
 
-You may download prebuilt packages [here](https://github.com/skyzh/canvas_grab/releases).
+You may download prebuilt binary [here](https://github.com/skyzh/canvas_grab/releases).
 
 Please offer an API key in `config.toml` before running this program.
 You may obtain API key in Canvas settings. You can edit `config.toml`