feat(posts): add EP52 Opus 4.6 podcast episode

src/content/config.ts

@@ -9,7 +9,7 @@ const posts = defineCollection({
     publicationDate: z.date(),
     categories: z.array(z.string()),
     status: z.enum(['draft', 'pending', 'published']),
-    xyzLink: z.string().url().optional(),
+    xyzLink: z.union([z.string().url(), z.literal("")]).optional(),
     draftLink: z.string().url().optional(),
     youtubeId: z.string().optional(),
     biliUrl: z.string().optional(),

src/content/posts/ep52.mdx

@@ -0,0 +1,31 @@
+---
+type: podcast-episode
+status: published
+slug: /posts/ep52
+guid: 52
+title: EP52 Opus 4.6 很强，那它能干掉 SaaS 吗？
+subtitle: Opus 4.6 很强，那它能干掉 SaaS 吗？
+publicationDate: 2026-02-11 11:20:00
+author: AnnatarHe
+season: 3
+episodeNumber: 52
+episodeType: full
+excerpt: EP52 Opus 4.6 很强，那它能干掉 SaaS 吗？
+url: https://www.xiaoyuzhoufm.com/episode/698bf7ffe33e1b1e6c03b51c
+size: 0
+duration: 0
+explicit: false
+xyzLink: https://www.xiaoyuzhoufm.com/episode/698bf7ffe33e1b1e6c03b51c
+youtubeId: nVvAlFRK2Ak
+biliUrl: https://www.bilibili.com/video/BV1yvFXzuEfY
+categories:
+    - ai
+    - programming
+---
+
+### 📕 Shownotes
+
+Opus 4.6 发布，带来了 1M Context Window, Agent Teams, fast model, effort 参数
+那么，它是否真的强到足以真正冲击高度发展的软件开发行业，能否真的打击到专业 SaaS 平台？
+
+BGM by Otologic