Remove bundler dependency

Author: stephenyeargin

.github/workflows/build.yml

@@ -25,8 +25,11 @@ jobs:
           ruby-version: '3.4'
           bundler-cache: true
 
+      - name: Install trmnlp
+        run: gem install trmnl_preview
+
       - name: Run trmnlp build
-        run: bundle exec trmnlp build
+        run: trmnlp build
 
   check-secret:
     name: Check if `TRMNL_API_KEY` set
@@ -152,6 +155,9 @@ jobs:
           ruby-version: '3.4'
           bundler-cache: true
 
+      - name: Install trmnlp
+        run: gem install trmnl_preview
+
       - name: Create trmnlp config directory
         run: mkdir -p ~/.config/trmnlp
 
@@ -165,4 +171,4 @@ jobs:
       - name: Run trmnlp push
         run: |
           echo "Deploying version ${{ needs.check-version.outputs.version }}"
-          bundle exec trmnlp push --force
+          trmnlp push --force