demo: improve the demo style (#1066)

.github/workflows/actionlint.yml

@@ -22,3 +22,5 @@ jobs:
       - name: Check workflow files
         run: ${{ steps.get_actionlint.outputs.executable }} -color
         shell: bash
+        env:
+          SHELLCHECK_OPTS: --exclude=SC2016

.github/workflows/demo.yml

@@ -46,5 +46,29 @@ jobs:
       - name: Install VHS
         run: go install github.com/charmbracelet/vhs@latest
 
+      - name: Install Nerd Font
+        run: |
+          mkdir -p ~/.local/share/fonts
+          wget https://github.com/ryanoasis/nerd-fonts/releases/download/v3.3.0/FiraCode.zip
+          unzip FiraCode.zip -d ~/.local/share/fonts/
+          fc-cache -fv
+
+      - name: Install Zsh
+        run: sudo apt update && sudo apt install -y zsh
+
+      - name: Install zsh-syntax-highlighting
+        run: |
+          git clone https://github.com/zsh-users/zsh-syntax-highlighting.git ~/z
+          echo 'source ~/z/zsh-syntax-highlighting.zsh' >> ~/.zshrc
+
+      - name: Install Starship
+        run: |
+          curl -sS https://starship.rs/install.sh | sh -s -- -y
+          echo 'eval "$(starship init zsh)"' >> ~/.zshrc
+
+      - name: Move demo.tape
+        run: mv demo.tape ${{ runner.temp }}
+
       - name: Generate and publish a new demo
         run: vhs --publish demo.tape
+        working-directory: ${{ runner.temp }}

demo.tape

@@ -57,12 +57,24 @@
 
 Output demo.gif
 
+Require zsh
+Require starship
 Require cabin
 
-Set Shell "bash"
-Set FontSize 32
-Set Width 1600
-Set Height 800
+Set Shell "zsh"
+Set FontSize 16
+Set FontFamily "FiraCode Nerd Font"
+Set Width 800
+Set Height 450
+Set WindowBar Colorful
+Set Padding 20
+Set Margin 20
+Set MarginFill "#000000"
+Set BorderRadius 10
+
+Hide
+Type "source ~/.zshrc && clear" Enter
+Show
 
 Type "cabin version" Sleep 500ms  Enter Sleep 1s
 Type "cabin new hello_world" Sleep 500ms  Enter Sleep 1s