Add a DESCRIPTION file to install dependencies on the GitHub action runner due to a change between shinylive 0.2.0 and shinylive 0.3.0 requiring the R package to physically be installed.

Author: coatless

.github/workflows/build-and-deploy-shinylive-r-app.yml

@@ -33,7 +33,9 @@ jobs:
           uses: r-lib/actions/setup-r-dependencies@v2
           with:
             packages:
-              cran::[email protected]
+              cran::[email protected] ## Pin version to ensure consistency
+              local::.              ## Install required dependencies
+                                    ## Required for shinylive >= 0.3.0
 
         # Export the current working directory as the shiny app
         # using the pinned version of the Shinylive R package

DESCRIPTION

@@ -0,0 +1,20 @@
+Package: shinyliveconvertdemo
+Title: Demo converting an R Shiny application to Shinylive
+Version: 0.0.1
+Authors@R: c(
+    person("James Joseph", "Balamuta",
+            email = "[email protected]", 
+            role = c("aut", "cre"),
+            comment = c(ORCID = "0000-0003-2826-8458")
+           )
+    )
+Description: List the package dependencies here for the GitHub action to automatically
+  include the packages on the build. This is required for r-shinylive version >= 0.3.0.
+URL: https://tutorials.thecoatlessprofessor.com/convert-shiny-app-r-shinylive/, https://github.com/coatless-tutorials/convert-shiny-app-r-shinylive
+BugReports: https://github.com/coatless-tutorials/convert-shiny-app-r-shinylive/issues
+License: MIT + file LICENSE
+Depends: R (>= 4.4)
+Imports: 
+    shiny,
+    shinythemes
+Encoding: UTF-8

README.md

@@ -77,10 +77,31 @@ For this to work, we're advocating for a repository structure of:
 │   └── workflows
 │       └── build-and-deploy-shinylive-r-app.yml
 ├── README.md
+├── DESCRIPTION  
 └── app.R
 ```
 
-The source for the R Shiny app can be placed into the [`app.R`](app.R) file and, then, use the following GitHub Action in `.github/workflows/build-and-deploy-shinylive-r-app.yml` to build and deploy the shinylive app every time the repository is updated.
+The source for the R Shiny app can be placed into the [`app.R`](app.R) file,
+the DESCRIPTION file can be used to specify the dependencies of the app,
+and, then, use the following GitHub Action in `.github/workflows/build-and-deploy-shinylive-r-app.yml` to build and deploy the shinylive app every time the repository is updated.
+
+## DESCRIPTION File
+
+The DESCRIPTION file is used to specify the dependencies of the app. For the
+example app, the DESCRIPTION file is as follows:
+
+```default
+Package: shinyliveconvertdemo
+Title: Demo converting an R Shiny application to Shinylive
+Version: 0.0.1
+Description: List the package dependencies here for the GitHub action to automatically
+  include the packages on the build. This is required for r-shinylive version >= 0.3.0.
+Imports: 
+    shiny,
+    shinythemes
+Encoding: UTF-8
+```
+
 
 ## GitHub Action Workflow for Converting and Deploying
 
@@ -124,6 +145,8 @@ jobs:
           with:
             packages:
               cran::[email protected] ## Pin version to ensure consistency
+              local::.              ## Install required dependencies
+                                    ## Required for shinylive >= 0.3.0
 
         # Export the current working directory as the shiny app
         # using the pinned version of the Shinylive R package