chore: changelog (#5851)

* fix: modrinth hosting changelog in app changelog for github releases

* chore: changelog

.github/workflows/theseus-release.yml

@@ -60,16 +60,70 @@ jobs:
           const fs = require('fs');
           const version = process.env.VERSION.replace(/^v/, '');
           const src = fs.readFileSync('packages/blog/changelog.ts', 'utf8');
-          const escaped = version.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
-          const re = new RegExp("product:\\s*'app',\\s*version:\\s*'" + escaped + "',\\s*body:\\s*`([\\s\\S]*?)`,\\s*\\}");
-          const m = src.match(re);
-          if (!m) {
+
+          // Parse every entry in the VERSIONS array, preserving their order
+          // (which is reverse chronological).
+          const entryRe = /\{\s*date:\s*`([^`]+)`,\s*product:\s*'(\w+)',(?:\s*version:\s*[`']([^`']+)[`'],)?\s*body:\s*`([\s\S]*?)`,\s*\}/g;
+          const entries = [];
+          let match;
+          while ((match = entryRe.exec(src)) !== null) {
+            entries.push({
+              date: match[1],
+              product: match[2],
+              version: match[3],
+              body: match[4],
+            });
+          }
+
+          const currentIdx = entries.findIndex(
+            (e) => e.product === 'app' && e.version === version,
+          );
+          if (currentIdx === -1) {
             console.error(`No app changelog entry found for version ${version}`);
             process.exit(1);
           }
-          fs.writeFileSync('release-notes.md', m[1]);
+
+          // Find the surrounding app entries so we can scope hosting changes to
+          // exactly what shipped between the previous app release and this one.
+          // Entries are in reverse chronological order, so newer entries have
+          // smaller indices than older entries.
+          let newerAppIdx = -1;
+          for (let i = currentIdx - 1; i >= 0; i--) {
+            if (entries[i].product === 'app') {
+              newerAppIdx = i;
+              break;
+            }
+          }
+          let previousAppIdx = entries.length;
+          for (let i = currentIdx + 1; i < entries.length; i++) {
+            if (entries[i].product === 'app') {
+              previousAppIdx = i;
+              break;
+            }
+          }
+
+          const hostingEntries = [];
+          for (let i = newerAppIdx + 1; i < previousAppIdx; i++) {
+            if (entries[i].product === 'hosting') {
+              hostingEntries.push(entries[i]);
+            }
+          }
+
+          let output = entries[currentIdx].body;
+          if (hostingEntries.length > 0) {
+            // Demote any top-level section headings inside hosting bodies so
+            // they nest cleanly under the "Modrinth Hosting (included)" header.
+            const demoteHeadings = (body) =>
+              body.replace(/^(#{1,5})\s/gm, (_, hashes) => `${hashes}# `);
+            const hostingBody = hostingEntries
+              .map((e) => demoteHeadings(e.body))
+              .join('\n\n');
+            output += `\n\n---\n\n## Modrinth Hosting (included)\n\n${hostingBody}`;
+          }
+
+          fs.writeFileSync('release-notes.md', output);
           console.log(`Extracted changelog for app ${version}:`);
-          console.log(m[1]);
+          console.log(output);
           EOF
 
       - name: 🛠️ Generate version manifest