feat: Add Amazon Linux 2023 support

src/common.rs

@@ -452,7 +452,13 @@ pub fn get_platform(args: &ArgMatches) -> Result<String, Box<dyn Error>> {
         if os == "linux" {
             let dist = detect_platform()?;
             if let (Some(distro), Some(version)) = (dist.distro, dist.version) {
-                os = format!("linux-{}-{}", distro, version);
+                // Amazon Linux 2023 is RHEL 9-compatible; the r-hub API
+                // doesn't know about amzn so we resolve against rhel-9.
+                if distro == "amzn" && version == "2023" {
+                    os = "linux-rhel-9".to_string();
+                } else {
+                    os = format!("linux-{}-{}", distro, version);
+                }
             }
         }
     }

src/data/repos.json

@@ -261,6 +261,18 @@
                     "x86_64",
                     "aarch64"
                 ]
+            },
+            {
+                "name": "P3M",
+                "url": "https://packagemanager.posit.co/cran/__linux__/manylinux_2_28/latest",
+                "platforms": [
+                    "*-linux-gnu-amzn-*"
+                ],
+                "archs": [
+                    "x86_64",
+                    "aarch64"
+                ],
+                "enabled": true
             }
         ]
     },

src/linux.rs

@@ -171,6 +171,14 @@ fn select_linux_tools(platform: &OsVersion) -> Result<LinuxTools, Box<dyn Error>
             is_installed: strvec!["rpm", "-q", "{}"],
             delete: strvec!["zypper", "remove", "-y", "{}"],
         })
+    } else if platform.distro.as_deref() == Some("amzn") {
+        Ok(LinuxTools {
+            package_name: "R-{}".to_string(),
+            install: vec![strvec!["dnf", "install", "-y", "{}"]],
+            get_package_name: strvec!["rpm", "-q", "--qf", "%{NAME}", "-p", "{}"],
+            is_installed: strvec!["rpm", "-q", "{}"],
+            delete: strvec!["dnf", "remove", "-y", "{}"],
+        })
     } else if platform.distro.as_deref() == Some("fedora") {
         Ok(LinuxTools {
             package_name: "R-{}".to_string(),