Optimize APK update checks and CI builds

scripts/apk/outdated.sh

@@ -13,17 +13,59 @@ fi
 
 github_latest_release() {
   local repo="$1"
-  local api_url="https://api.github.com/repos/${repo}/releases/latest"
   local response
 
   response="$(curl -fsSL \
     -H 'Accept: application/vnd.github+json' \
     -H 'X-GitHub-Api-Version: 2022-11-28' \
-    "${api_url}" 2>/dev/null)" || return 1
+    "https://api.github.com/repos/${repo}/releases/latest" 2>/dev/null)" || return 1
+  printf '%s\n' "${response}" | jq -er '.tag_name'
+}
 
-  printf '%s\n' "${response}" \
-    | sed -n 's/^[[:space:]]*"tag_name":[[:space:]]*"\([^"]*\)".*/\1/p' \
-    | head -n 1
+github_release_rows() {
+  local repo="$1"
+  local current_tag="$2"
+  local page=1
+  local response
+  local release_count
+
+  while :; do
+    response="$(curl -fsSL \
+      -H 'Accept: application/vnd.github+json' \
+      -H 'X-GitHub-Api-Version: 2022-11-28' \
+      "https://api.github.com/repos/${repo}/releases?per_page=100&page=${page}" 2>/dev/null)" || return 1
+    release_count="$(printf '%s\n' "${response}" | jq -er 'if type == "array" then length else error("expected release array") end')" || return 1
+    [[ "${release_count}" -gt 0 ]] || return 0
+
+    printf '%s\n' "${response}" | jq -r '
+      .[]
+      | select(.draft | not)
+      | select(.prerelease | not)
+      | [
+          .tag_name,
+          (.published_at // "-"),
+          (.name // .tag_name),
+          .html_url,
+          (
+            (.body // "")
+            | gsub("[\\r\\n\\t]+"; " ")
+            | gsub("[`*_>#]"; "")
+            | gsub(" +"; " ")
+            | gsub("^ +"; "")
+            | gsub(" +$"; "")
+            | if length > 240 then .[0:237] + "..." else . end
+          )
+        ]
+      | @tsv
+    '
+
+    if printf '%s\n' "${response}" | jq -e --arg tag "${current_tag}" '
+      any(.[]; .tag_name == $tag and (.draft | not) and (.prerelease | not))
+    ' >/dev/null; then
+      return 0
+    fi
+    page=$((page + 1))
+  done
 }
 
 apkbuild_value() {
@@ -104,6 +146,7 @@ printf '%-14s %-14s %-14s %-18s %s\n' "PACKAGE" "CURRENT" "LATEST" "STATUS" "UPS
 
 has_update=0
 has_unknown=0
+release_details=""
 
 while IFS= read -r package_dir; do
   apk_validate_package_dir "${package_dir}"
@@ -121,6 +164,40 @@ while IFS= read -r package_dir; do
       if version_is_newer "${latest_version}" "${current_version}"; then
         status="update-available"
         has_update=1
+        package_details="${package_name}: ${current_version} -> ${latest_version}"
+        case "${version_prefix}" in
+          none|"") current_tag="${current_version}" ;;
+          *) current_tag="${version_prefix}${current_version}" ;;
+        esac
+        if release_rows="$(github_release_rows "${repo}" "${current_tag}")" && [[ -n "${release_rows}" ]]; then
+          current_tag_found=0
+          while IFS=$'\t' read -r release_tag published_at release_name release_url release_excerpt; do
+            [[ -n "${release_tag}" ]] || continue
+            release_version="$(normalize_version "${release_tag}" "${version_prefix}")"
+            if [[ "${release_tag}" == "${current_tag}" ]]; then
+              current_tag_found=1
+            fi
+            if version_is_newer "${release_version}" "${current_version}"; then
+              package_details+=$'\n'
+              package_details+="  ${release_version} (${published_at}) — ${release_name}"
+              package_details+=$'\n'
+              package_details+="    ${release_url}"
+              if [[ -n "${release_excerpt}" ]]; then
+                package_details+=$'\n'
+                package_details+="    ${release_excerpt}"
+              fi
+            fi
+          done <<< "${release_rows}"
+          if [[ "${current_tag_found}" == 0 ]]; then
+            package_details+=$'\n'
+            package_details+="  Note: current release tag ${current_tag} was not found; listed releases compare newer than ${current_version}."
+          fi
+        else
+          package_details+=$'\n'
+          package_details+="  Note: release details could not be fetched."
+        fi
+        release_details+=$'\n'
+        release_details+="${package_details}"
       else
         status="current"
       fi
@@ -139,6 +216,10 @@ while IFS= read -r package_dir; do
     "${upstream_url}"
 done < <(apk_package_dirs "${repo_root}")
 
+if [[ -n "${release_details}" ]]; then
+  printf '\nRelease details:%s\n' "${release_details}"
+fi
+
 if [[ "${mode}" == "fail" && ( "${has_update}" -ne 0 || "${has_unknown}" -ne 0 ) ]]; then
   exit 1
 fi