next/software: include ubuntu 24.04 inventory

src/packages/next/lib/landing/landing.test.ts

@@ -10,7 +10,7 @@ import { SOFTWARE_FALLBACK, SOFTWARE_URLS } from "./software-data";
 import { EnvData } from "./types";
 
 test("3 known software environments", () => {
-  expect(SOFTWARE_ENV_NAMES.length).toBe(3);
+  expect(SOFTWARE_ENV_NAMES.length).toBe(4);
 });
 
 describe("Download URLs", () => {

src/packages/next/lib/landing/software-data.ts

@@ -16,6 +16,8 @@ import { EnvData } from "./types";
 import SOFTWARE_1804 from "software-inventory/18.04.json";
 import SOFTWARE_2004 from "software-inventory/20.04.json";
 import SOFTWARE_2204 from "software-inventory/22.04.json";
+import SOFTWARE_2404 from "software-inventory/24.04.json";
+
 
 export const SOFTWARE_URLS: { [key in SoftwareEnvNames]: string } = fromPairs(
   SOFTWARE_ENV_NAMES.map((name) => [
@@ -29,4 +31,6 @@ export const SOFTWARE_FALLBACK: { [key in SoftwareEnvNames]: EnvData } = {
   "18.04": SOFTWARE_1804 as EnvData,
   "20.04": SOFTWARE_2004 as EnvData,
   "22.04": SOFTWARE_2204 as EnvData,
+  "24.04": SOFTWARE_2404 as EnvData,
+
 } as const;

src/packages/next/pages/software/index.tsx

@@ -186,10 +186,11 @@ export default function Software({ customize }) {
         <A href="https://en.wikipedia.org/wiki/Ubuntu">
           Ubuntu {SOFTWARE_ENV_DEFAULT}
         </A>
-        , but there are also {SOFTWARE_ENV_NAMES.length - 1} older variants
-        available. Only the newest variant is actively maintained and regularly
-        updated. The older ones are deprected and contain older software for
-        backwards compatibility and historic purposes.
+        , but there are also {SOFTWARE_ENV_NAMES.length - 1} other variants
+        available. The default variant is actively maintained and regularly
+        updated – others are for testing or are deprected. The reason to pick an
+        older environment is backwards compatibility with older software,
+        running an older project of yours, or for historic purposes.
       </p>
     </>
   );

src/packages/next/software-inventory/setup.sh

@@ -4,15 +4,36 @@ set -e
 dist="lib/software-inventory"
 mkdir -p $dist
 
-# don't update inventory files if they're symlinks – used for local testing
-for name in "18.04" "20.04" "22.04"; do
+# download and copy a single file
+download_and_copy() {
+    name=$1
     fn="software-inventory-$name.json"
     local="software-inventory/$name.json"
     targ="$dist/$name.json"
 
     if [[ ! -L "$local" ]]; then
-        curl --silent --show-error --fail "https://storage.googleapis.com/cocalc-compute-environment/$fn" -o "$local"
+        if ! curl --silent --show-error --fail "https://storage.googleapis.com/cocalc-compute-environment/$fn" -o "$local"; then
+            echo "Error: Failed to download $fn" >&2
+            return 1
+        fi
     fi
 
     cp -v "$local" "$targ"
+}
+
+# we now run all downloads in parallel, wait for them, and check if any of them failed...
+pids=()
+
+# Start downloads in parallel
+for name in "18.04" "20.04" "22.04" "24.04"; do
+    download_and_copy "$name" &
+    pids+=($!)
+done
+
+# Wait for all background processes to finish
+for pid in "${pids[@]}"; do
+    if ! wait $pid; then
+        echo "Error: One or more downloads failed" >&2
+        exit 1
+    fi
 done

src/packages/util/consts/software-envs.ts

@@ -15,6 +15,6 @@ export type LanguageName = (typeof LANGUAGE_NAMES)[number];
 
 // sort this starting from the newest to the oldest – appears in the UI, e.g. on that /software/index page
 // TODO: after https://github.com/sagemathinc/cocalc/pull/6284 has been merged, make 22.04 the first entry in that list
-export const SOFTWARE_ENV_NAMES = ["22.04", "20.04", "18.04"] as const;
+export const SOFTWARE_ENV_NAMES = ["24.04", "22.04", "20.04", "18.04"] as const;
 export type SoftwareEnvNames = (typeof SOFTWARE_ENV_NAMES)[number];
 export const SOFTWARE_ENV_DEFAULT: SoftwareEnvNames = "22.04";