Add multi-account OAuth, Obsidian integration, product assets, and test tooling

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

product/animateit.py

@@ -0,0 +1,35 @@
+from PIL import Image
+
+src = "squaremcp_storyboard.png"  # save the generated grid image with this name
+out = "squaremcp_launch.gif"
+poster_out = "squaremcp_launch_poster.png"
+
+img = Image.open(src).convert("RGB")
+w, h = img.size
+
+# 2 rows x 4 columns
+cols, rows = 4, 2
+frame_w = w // cols
+frame_h = h // rows
+
+frames = []
+for r in range(rows):
+    for c in range(cols):
+        left = c * frame_w
+        top = r * frame_h
+        right = left + frame_w
+        bottom = top + frame_h
+        frame = img.crop((left, top, right, bottom))
+        frames.append(frame)
+
+frames[0].save(poster_out, format="PNG")
+
+frames[0].save(
+    out,
+    save_all=True,
+    append_images=frames[1:],
+    duration=1200
+)
+
+print(f"Saved {out}")
+print(f"Saved {poster_out}")