Summary: mymind adds AI summaries and bidirectional links

Why It Matters: The product is moving from a simple bookmarking tool to a more powerful knowledge system. These features help users connect ideas and understand saved content faster.

What Changed:

• Added "AI summaries" feature to automatically enrich and summarize saved content.
• Added "Bidirectional linking" to allow users to connect different notes together.
• Added "Serendipity" feature to resurface forgotten items for review.
• Added "Top of Mind" space for pinning current priorities.
• Added "Same Vibe" to the feature list, replacing "Private Share Link."
• Updated the blog section with new posts about requested updates and personal essays.
• Inserted a new video link titled "HOW TO SAVE ANYTHING TO YOUR NEW MIND."