adjust sf dependency install

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

@@ -40,6 +40,30 @@ jobs:
 
       - uses: r-lib/actions/setup-pandoc@v1
 
+      - name: "Install Linux system libs for sf"
+        if: runner.os == 'Linux'
+        run: sudo apt install libcurl4-openssl-dev libgit2-dev
+
+      - name: "Install curl for sf"
+        run: |
+          Rscript -e "if (!requireNamespace('remotes')) install.packages('remotes', type = 'source')"
+          Rscript -e "if (getRversion() < '3.2' && !requireNamespace('curl')) install.packages('curl', type = 'source')"
+      
+      - name: "Install Linux spatial libraries"
+        if: runner.os == 'Linux'
+        run: sudo apt-get install libgdal-dev libproj-dev libgeos-dev libudunits2-dev
+
+      - name: "Install macOS spatial libraries"
+        if: runner.os == 'macOS'
+        run: |
+          # conflicts with gfortran from r-lib/actions when linking gcc
+          rm '/usr/local/bin/gfortran'
+          brew install pkg-config gdal proj geos
+      
+      - name: "Install maOS libgit2"
+        if: runner.os == 'macOS'
+        run: brew install libgit2
+
       - name: Install pak and query dependencies
         run: |
           install.packages("pak", repos = "https://r-lib.github.io/p/pak/dev/")