diff --git a/lib/syndicator.js b/lib/syndicator.js
index 94108d5..92b7cef 100644
--- a/lib/syndicator.js
+++ b/lib/syndicator.js
@@ -220,46 +220,52 @@ export function createSyndicator(plugin) {
           `[ActivityPub] Syndication queued: ${typeName} for ${properties.url}${replyNote}`,
         );
 
-        // Mirror own Micropub-created posts into ap_timeline so the Mastodon
-        // Client API (context, statuses, etc.) can find them by ID.
-        if (typeName === "Create" && properties.url) {
-          try {
-            const rawHtml = properties.content?.html || (typeof properties.content === "string" ? properties.content : "") || "";
-            const now = new Date().toISOString();
-            const postType = properties["post-type"] || "note";
-            const asArray = (v) => Array.isArray(v) ? v : v ? [v] : [];
-            await addTimelineItem(plugin._collections, {
-              uid: properties.url,
-              url: properties.url,
-              type: postType,
-              content: { html: rawHtml, text: rawHtml.replace(/<[^>]*>/g, "") },
-              summary: properties["content-warning"] || properties.summary || "",
-              sensitive: !!(properties.sensitive || properties["content-warning"]),
-              visibility: properties.visibility || plugin.options.defaultVisibility || "public",
-              language: properties.lang || properties.language || null,
-              inReplyTo: properties["in-reply-to"] || null,
-              published: properties.published || now,
-              createdAt: now,
-              author: {
-                name: plugin.options.actor.name || handle,
-                url: actorUrl,
-                photo: plugin.options.actor.icon || "",
-                handle: `@${handle}`,
-                emojis: [],
-                bot: false,
-              },
-              photo: asArray(properties.photo),
-              video: asArray(properties.video),
-              audio: asArray(properties.audio),
-              category: asArray(properties.category),
-              counts: { replies: 0, boosts: 0, likes: 0 },
-              linkPreviews: [],
-              mentions: [],
+        // Add own post to ap_timeline so it appears in Mastodon Client API
+        // timelines (Phanpy/Moshidon). Uses $setOnInsert — idempotent.
+        try {
+          const profile = await plugin._collections.ap_profile?.findOne({});
+          const content = buildTimelineContent(properties);
+          const timelineItem = {
+            uid: properties.url,
+            url: properties.url,
+            type: mapPostType(properties["post-type"]),
+            content,
+            author: {
+              name: profile?.name || handle,
+              url: profile?.url || plugin._publicationUrl,
+              photo: profile?.icon || "",
+              handle: `@${handle}`,
               emojis: [],
-            });
-          } catch (timelineError) {
-            console.warn("[ActivityPub] Failed to mirror syndicated post to ap_timeline:", timelineError.message);
+              bot: false,
+            },
+            published: properties.published || new Date().toISOString(),
+            createdAt: new Date().toISOString(),
+            visibility: properties.visibility || "public",
+            sensitive: properties.sensitive === "true",
+            category: Array.isArray(properties.category)
+              ? properties.category
+              : properties.category ? [properties.category] : [],
+            photo: normalizeMedia(properties.photo, plugin._publicationUrl),
+            video: normalizeMedia(properties.video, plugin._publicationUrl),
+            audio: normalizeMedia(properties.audio, plugin._publicationUrl),
+            counts: { replies: 0, boosts: 0, likes: 0 },
+          };
+          if (properties.name) timelineItem.name = properties.name;
+          if (properties.summary) timelineItem.summary = properties.summary;
+          if (properties["content-warning"]) {
+            timelineItem.summary = properties["content-warning"];
+            timelineItem.sensitive = true;
           }
+          if (properties["in-reply-to"]) {
+            timelineItem.inReplyTo = Array.isArray(properties["in-reply-to"])
+              ? properties["in-reply-to"][0]
+              : properties["in-reply-to"];
+          }
+          await addTimelineItem(plugin._collections, timelineItem);
+        } catch (tlError) {
+          console.warn(
+            `[ActivityPub] Failed to add own post to timeline: ${tlError.message}`,
+          );
         }
 
         return properties.url || undefined;
@@ -280,3 +286,94 @@ export function createSyndicator(plugin) {
     update: async (properties) => plugin.update(properties),
   };
 }
+
+// ─── Timeline helpers ───────────────────────────────────────────────────────
+
+/**
+ * Build content from JF2 properties for the ap_timeline entry.
+ * For interaction types (likes, bookmarks, reposts), always includes
+ * the target URL — even when there's comment text alongside it.
+ */
+function buildTimelineContent(properties) {
+  const esc = (s) => String(s).replace(/&/g, "&amp;").replace(/</g, "&lt;").replace(/>/g, "&gt;").replace(/"/g, "&quot;");
+
+  // Extract any existing body content
+  const raw = properties.content;
+  let bodyText = "";
+  let bodyHtml = "";
+  if (raw) {
+    if (typeof raw === "string") {
+      bodyText = raw;
+      bodyHtml = `<p>${raw}</p>`;
+    } else {
+      bodyText = raw.text || raw.value || "";
+      bodyHtml = raw.html || raw.text || raw.value || "";
+    }
+  }
+
+  // Interaction types: prepend label + target URL, append any comment
+  const likeOf = properties["like-of"];
+  if (likeOf) {
+    const prefix = `Liked: ${likeOf}`;
+    const prefixHtml = `<p>Liked: <a href="${esc(likeOf)}">${esc(likeOf)}</a></p>`;
+    return {
+      text: bodyText ? `${prefix}\n\n${bodyText}` : prefix,
+      html: bodyText ? `${prefixHtml}\n${bodyHtml}` : prefixHtml,
+    };
+  }
+
+  const bookmarkOf = properties["bookmark-of"];
+  if (bookmarkOf) {
+    const label = properties.name || bookmarkOf;
+    const prefix = `Bookmarked: ${label}`;
+    const prefixHtml = `<p>Bookmarked: <a href="${esc(bookmarkOf)}">${esc(label)}</a></p>`;
+    return {
+      text: bodyText ? `${prefix}\n\n${bodyText}` : prefix,
+      html: bodyText ? `${prefixHtml}\n${bodyHtml}` : prefixHtml,
+    };
+  }
+
+  const repostOf = properties["repost-of"];
+  if (repostOf) {
+    const label = properties.name || repostOf;
+    const prefix = `Reposted: ${label}`;
+    const prefixHtml = `<p>Reposted: <a href="${esc(repostOf)}">${esc(label)}</a></p>`;
+    return {
+      text: bodyText ? `${prefix}\n\n${bodyText}` : prefix,
+      html: bodyText ? `${prefixHtml}\n${bodyHtml}` : prefixHtml,
+    };
+  }
+
+  // Regular post — return body content as-is
+  if (bodyText || bodyHtml) {
+    return { text: bodyText, html: bodyHtml };
+  }
+
+  // Article with title but no body
+  if (properties.name) {
+    return { text: properties.name, html: `<p>${esc(properties.name)}</p>` };
+  }
+
+  return { text: "", html: "" };
+}
+
+function mapPostType(postType) {
+  if (postType === "article") return "article";
+  if (postType === "repost") return "boost";
+  return "note";
+}
+
+function normalizeMedia(value, siteUrl) {
+  if (!value) return [];
+  const base = siteUrl?.replace(/\/$/, "") || "";
+  const arr = Array.isArray(value) ? value : [value];
+  return arr.map((item) => {
+    if (typeof item === "string") {
+      return item.startsWith("http") ? item : `${base}/${item.replace(/^\//, "")}`;
+    }
+    if (item?.url && !item.url.startsWith("http")) {
+      return { ...item, url: `${base}/${item.url.replace(/^\//, "")}` };
+    }
+    return item;
+  }).filter(Boolean);
+}
diff --git a/package.json b/package.json
index b560a14..1955000 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rmdes/indiekit-endpoint-activitypub",
-  "version": "3.10.0",
+  "version": "3.10.3",
   "description": "ActivityPub federation endpoint for Indiekit via Fedify. Adds full fediverse support: actor, inbox, outbox, followers, following, syndication, and Mastodon migration.",
   "keywords": [
     "indiekit",