fix(assets): address PR #117 review comments

- Remove tracked kallast_terrain.npy (HIGH — binary in git)
- Amend D-086: stance + interaction icons delivered, not deferred
- Create ticket #818 for icon_tint.gdshader (client team)
- Fix gas giant profile table: suppress gravity/land%/hydrosphere
- Fix atmosphere_color: null when atmosphere is none
- Fix gas_giant_ringed display as gas_giant in profile table
- Re-scaffold + regenerate Ran system with fixes

.import sidecars: not applicable — gitignored by design (client/**/*.import).
Godot auto-generates on first run.

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

decisions/perception.md

@@ -464,7 +464,8 @@ How the player observes and interacts with the world: camera, fog, line-of-sight
 - **Icon vocabulary (v0.1):**
   - Inventory item silhouettes: 3–4 items at 40×40px (manifest, access token, comm log)
   - Perception mode indicators: 2–3 icons at 20×20px (deferred until #315 specs the modes)
-  - Stance indicators: text labels (`WALK`, `CAREFUL`, `SPRINT`, `CROUCH`) at Michroma 11px — icons deferred to v0.2
+  - Stance indicators: 4 icons at 20×20px (WALK, CAREFUL, SPRINT, CROUCH) — delivered Sprint 32 alongside text labels. Icons supplement labels; text remains primary affordance.
+  - Interaction prompt icons: 4 icons at 16×16px (talk, observe, follow, examine) — delivered Sprint 32. Supplement interaction verb text per insert HUD wireframe §9.
   - Border arrows and geometric markers (diamonds, dots, squares): drawn as primitives, not icons
 - **Authoring constraints:** 1px stroke weight base (scaled to 2px for `lattice_augmented` via parameter), `#c8d0e0` as design reference color (runtime-replaceable), minimal anchor points, no decorative curves.
 - **Calibration reference:** Phosphor Light (MIT) — not for use, but for evaluating small-size readability of custom shapes during authoring. If a custom icon doesn't read as cleanly as a Phosphor Light equivalent at 16px, simplify it.