cargo install mdbook

.github/workflows/docs.yml

@@ -17,7 +17,7 @@ jobs:
       uses: actions/checkout@v2.3.4
       with:
         persist-credentials: false
-        
+
     - name: Install latest beta
       uses: actions-rs/toolchain@v1
       with:
@@ -27,15 +27,12 @@ jobs:
 
     - name: Install mdbook
       run: |
-        cd book
-        curl -L https://github.com/rust-lang/mdBook/releases/download/v0.4.10/mdbook-v0.4.10-x86_64-unknown-linux-gnu.tar.gz | tar xz
-        # Add the book directory to the $PATH
-        echo "$GITHUB_WORKSPACE/book" >> $GITHUB_PATH
-    
+        cargo install mdbook
+
     - name: Build Zebra book
       run: |
         mdbook build book/
-    
+
     - name: Deploy Zebra book to firebase
       uses: w9jds/firebase-action@v2.0.0
       with: