second pass. medium

SCHEMA.md

@@ -110,8 +110,8 @@ needed to render an activity card in a feed — no timeseries, no full track.
 |---|---|---|---|
 | `id` | string | yes | Unique identifier. See **Activity ID** section. |
 | `title` | string | yes | Human-readable name. May be auto-generated if not in source. |
-| `sport` | string | yes | One of: `cycling`, `running`, `hiking`, `walking`, `swimming`, `other`. |
-| `sub_sport` | string\|null | no | e.g. `road`, `mountain`, `gravel`, `indoor`, `trail`. |
+| `sport` | string | yes | One of: `cycling`, `running`, `hiking`, `walking`, `swimming`, `skiing`, `other`. |
+| `sub_sport` | string\|null | no | e.g. `road`, `mountain`, `gravel`, `indoor`, `trail`, `track`, `nordic`, `alpine`, `open_water`, `pool`. |
 | `started_at` | string | yes | ISO 8601 timestamp with timezone. |
 | `distance_m` | number\|null | no | Total distance in metres. |
 | `duration_s` | integer\|null | no | Total elapsed time in seconds. |
@@ -125,8 +125,12 @@ needed to render an activity card in a feed — no timeseries, no full track.
 | `avg_power_w` | integer\|null | no | Average power in watts. |
 | `source` | string\|null | no | Origin of data. See **Source values**. |
 | `privacy` | string | yes | One of: `public`, `blur_start`, `no_gps`, `private`. |
+| `mmp` | array\|null | no | Mean Maximal Power curve — `[[duration_s, avg_watts], ...]`. |
+| `best_efforts` | array\|null | no | Best efforts by distance — `[[distance_km, time_s], ...]`. |
+| `best_climb_m` | number\|null | no | Best single climb in metres (Kadane's algorithm). |
 | `detail_url` | string\|null | no | Relative or absolute URL to the full activity JSON. |
 | `track_url` | string\|null | no | Relative or absolute URL to the GeoJSON track. `null` if `privacy` is `no_gps`. |
+| `preview_coords` | array\|null | no | Simplified track preview — `[[lon, lat], ...]` for card thumbnails. |
 
 ### Activity ID
 

bincio/edit/server.py

@@ -265,11 +265,15 @@ async function uploadFiles(files) {
   }
 }
 
+function escapeHtml(s) {
+  return s.replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;').replace(/"/g,'&quot;').replace(/'/g,'&#39;');
+}
+
 function renderImageList() {
   const list = document.getElementById('image-list');
   list.innerHTML = uploadedImages.map(f =>
-    `<span class="image-chip">${f}
-      <button type="button" onclick="removeImage('${f}')" title="Remove">×</button>
+    `<span class="image-chip">${escapeHtml(f)}
+      <button type="button" onclick="removeImage('${escapeHtml(f)}')" title="Remove">×</button>
     </span>`
   ).join('');
 }
@@ -405,7 +409,7 @@ async def save_activity(activity_id: str, payload: dict[str, Any]) -> JSONRespon
     lines: list[str] = []
     if payload.get("title"):
         lines.append(f"title: {json.dumps(payload['title'])}")
-    if payload.get("sport") and payload["sport"] != "other":
+    if payload.get("sport") and payload["sport"] in SPORTS and payload["sport"] != "other":
         lines.append(f"sport: {payload['sport']}")
     if payload.get("gear"):
         lines.append(f"gear: {json.dumps(payload['gear'])}")
@@ -443,7 +447,12 @@ async def upload_image(activity_id: str, file: UploadFile = File(...)) -> JSONRe
 
     images_dir = dd / "edits" / "images" / activity_id
     images_dir.mkdir(parents=True, exist_ok=True)
-    dest = images_dir / Path(file.filename).name
+    safe_name = Path(file.filename).name
+    # Only allow image content types
+    ct = file.content_type or ""
+    if not ct.startswith("image/"):
+        raise HTTPException(400, f"Only image files are accepted (got {ct})")
+    dest = images_dir / safe_name
     dest.write_bytes(await file.read())
     return JSONResponse({"ok": True, "filename": dest.name})
 

bincio/extract/config.py

@@ -58,7 +58,7 @@ class ExtractConfig:
 
 
 def load_config(path: Path) -> ExtractConfig:
-    raw = yaml.safe_load(path.read_text())
+    raw = yaml.safe_load(path.read_text()) or {}
 
     inp = raw.get("input", {})
     dirs = [Path(d).expanduser() for d in inp.get("dirs", [])]

bincio/render/merge.py

@@ -155,9 +155,10 @@ def merge_all(data_dir: Path) -> int:
                 edits = {}
         else:
             edits = {}
+        _ATHLETE_EDITABLE = {"max_hr", "ftp_w", "hr_zones", "power_zones", "seasons", "gear"}
         if edits:
             athlete_data = json.loads(athlete_src.read_text(encoding="utf-8"))
-            athlete_data.update(edits)
+            athlete_data.update({k: v for k, v in edits.items() if k in _ATHLETE_EDITABLE})
             athlete_dest.write_text(json.dumps(athlete_data, indent=2, ensure_ascii=False))
         else:
             athlete_dest.symlink_to(athlete_src.resolve())

site/src/components/MmpChart.svelte

@@ -149,9 +149,14 @@
 
   $: renderChart(plotData, colorMap);
 
-  // Re-render on resize
+  // Re-render on resize — use indirect call so we always get current reactive values
+  let currentPlotData = plotData;
+  let currentColorMap = colorMap;
+  $: currentPlotData = plotData;
+  $: currentColorMap = colorMap;
+
   onMount(() => {
-    const ro = new ResizeObserver(() => renderChart(plotData, colorMap));
+    const ro = new ResizeObserver(() => renderChart(currentPlotData, currentColorMap));
     ro.observe(chartEl);
     return () => ro.disconnect();
   });

site/src/layouts/Base.astro

@@ -98,12 +98,12 @@ const baseUrl = import.meta.env.BASE_URL ?? '/';
     style="border-color: var(--border)"
   >
     <div class="max-w-7xl mx-auto px-4 h-12 flex items-center gap-6">
-      <a href="/" class="font-bold text-white tracking-tight hover:text-[--accent] transition-colors">
+      <a href={baseUrl} class="font-bold text-white tracking-tight hover:text-[--accent] transition-colors">
         Bincio<span class="text-[--accent]">Activity</span>
       </a>
-      <a href="/" class="text-sm text-zinc-400 hover:text-white transition-colors">Feed</a>
-      <a href="/stats/" class="text-sm text-zinc-400 hover:text-white transition-colors">Stats</a>
-      <a href="/athlete/" class="text-sm text-zinc-400 hover:text-white transition-colors">Athlete</a>
+      <a href={baseUrl} class="text-sm text-zinc-400 hover:text-white transition-colors">Feed</a>
+      <a href={`${baseUrl}stats/`} class="text-sm text-zinc-400 hover:text-white transition-colors">Stats</a>
+      <a href={`${baseUrl}athlete/`} class="text-sm text-zinc-400 hover:text-white transition-colors">Athlete</a>
 
       <div class="ml-auto flex items-center gap-1">
         {editUrl && (

site/src/lib/types.ts

@@ -99,7 +99,7 @@ export interface Timeseries {
   temperature_c: (number | null)[];
 }
 
-export interface ActivityDetail extends ActivitySummary {
+export interface ActivityDetail extends Omit<ActivitySummary, 'detail_url' | 'track_url' | 'preview_coords'> {
   description: string | null;
   elevation_loss_m: number | null;
   max_power_w: number | null;