feat: enhance styling and layout for toolbar, map components, and editor

- Updated toolbar styles for improved layout and appearance, including padding and margin adjustments.
- Introduced new styles for scale menu and compact dropdowns.
- Enhanced map pin tooltips with better positioning and hover effects.
- Added new styles for map sheet filters, including search and date range controls.
- Improved editor styles for a more cohesive look and feel, including transport controls for video editing.
- Expanded GeoLocation interface to include additional address fields and formatted address.
- Updated MediaItem interface to include storage reference and uploadedBy fields.
- Enhanced MediaComment interface with author details for better user identification.
- Introduced GalleryUser interface to represent signed-in users in the host app.

.env.example

@@ -27,6 +27,14 @@
 # RUNPOD_BG_REMOVE_URL=https://api.runpod.ai/v2/<id>/runsync    # #6  (optional; default is in-browser @imgly)
 # RUNPOD_YOLO_URL=https://api.runpod.ai/v2/<id>/runsync         # #1  detection (needs the flag below)
 # NEXT_PUBLIC_APG_RUNPOD_DETECT=false   # true = use #1 YOLO server detection (else free in-browser COCO-SSD)
+# NEXT_PUBLIC_APG_RUNPOD_BG=false       # true = use the #6 U²-Net endpoint for Remove Background
+#                                       #   (needs RUNPOD_BG_REMOVE_URL). Falls back to the free
+#                                       #   in-browser @imgly remover if the request fails.
+# NEXT_PUBLIC_APG_RUNPOD_TILT=false     # true = show the editor's Auto-straighten button and call
+#                                       #   /api/ai/tilt (#2). Needs RUNPOD_TILT_URL deployed;
+#                                       #   leave false and the button stays hidden.
+# All three switches are NEXT_PUBLIC_ (inlined at BUILD time) and must be the literal
+# string "true" to enable — anything else is off, and a change needs a rebuild.
 # Optional SD tuning: RUNPOD_SD_STEPS RUNPOD_SD_STRENGTH RUNPOD_SD_GUIDANCE RUNPOD_SD_NEGATIVE_PROMPT
 # Scaffold-only (typed client, no route/UI yet): RUNPOD_TILT_URL (#2) RUNPOD_STT_URL (#3)
 #   RUNPOD_AUDIO_DENOISE_URL (#12) RUNPOD_VIDEO_FPS_URL (#13) RUNPOD_VIDEO_UPSCALE_URL (#14)