add github action

.Rbuildignore

@@ -1,2 +1,3 @@
 ^.*\.Rproj$
 ^\.Rproj\.user$
+^\.github$

.github/.gitignore

@@ -0,0 +1 @@
+*.html

.github/workflows/R-CMD-check.yaml

@@ -0,0 +1,49 @@
+# Workflow derived from https://github.com/r-lib/actions/tree/v2/examples
+# Need help debugging build failures? Start at https://github.com/r-lib/actions#where-to-find-help
+on:
+  push:
+    branches: [main, master]
+  pull_request:
+    branches: [main, master]
+
+name: R-CMD-check
+
+jobs:
+  R-CMD-check:
+    runs-on: ${{ matrix.config.os }}
+
+    name: ${{ matrix.config.os }} (${{ matrix.config.r }})
+
+    strategy:
+      fail-fast: false
+      matrix:
+        config:
+          - {os: macos-latest,   r: 'release'}
+          - {os: windows-latest, r: 'release'}
+          - {os: ubuntu-latest,   r: 'devel', http-user-agent: 'release'}
+          - {os: ubuntu-latest,   r: 'release'}
+          - {os: ubuntu-latest,   r: 'oldrel-1'}
+
+    env:
+      GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
+      R_KEEP_PKG_SOURCE: yes
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: r-lib/actions/setup-pandoc@v2
+
+      - uses: r-lib/actions/setup-r@v2
+        with:
+          r-version: ${{ matrix.config.r }}
+          http-user-agent: ${{ matrix.config.http-user-agent }}
+          use-public-rspm: true
+
+      - uses: r-lib/actions/setup-r-dependencies@v2
+        with:
+          extra-packages: any::rcmdcheck
+          needs: check
+
+      - uses: r-lib/actions/check-r-package@v2
+        with:
+          upload-snapshots: true

README.md

@@ -22,6 +22,10 @@
 
 ---
 
+<!-- badges: start -->
+  [![R-CMD-check](https://github.com/daattali/shinytip/actions/workflows/R-CMD-check.yaml/badge.svg)](https://github.com/daattali/shinytip/actions/workflows/R-CMD-check.yaml)
+  <!-- badges: end -->
+
 <img src="inst/img/hex.png" width="170" align="right"/>
 
 # shinytip
@@ -40,10 +44,10 @@ Balloon.css make use of pseudo-elements, so if pseudo elements are already in us
 
 set option for all tooltips using `shinytip.optionname`
 
-cant use HTML but can use emojis
+cant use HTML but cant use emojis
 
 
 tippy doesn't work in all the scenarios i tried and doesnt support the optoins i wanted, although it does have a different et of options/methods that shinytip doesnt have so take a look there as well i shinytip doesnt do what you want. it's been in a "warning" state about its api changing for a year
 
 
-prompter: must add use_prompt(), must define a position
+prompter: must add use_prompt()