Add store header OCR and market observation outbox

src/parser.js

@@ -16,15 +16,6 @@ export function resolveFieldRect(anchorPosition, field) {
   };
 }
 
-export function resolveScreenRect(region, width, height) {
-  return {
-    x: Math.round(region.xRatio * width),
-    y: Math.round(region.yRatio * height),
-    width: Math.round(region.widthRatio * width),
-    height: Math.round(region.heightRatio * height),
-  };
-}
-
 export function normalizeOcrText(text) {
   return text.replace(/\s+/g, " ").trim();
 }
@@ -40,11 +31,19 @@ export function parseFieldValue(type, text) {
   return digits ? Number(digits) : null;
 }
 
-export function parseMerchantText(text) {
-  return text
-    .split(/\r?\n/)
-    .map(normalizeOcrText)
-    .find(Boolean) ?? "";
+export function parseStoreHeaderText(text) {
+  const normalized = normalizeOcrText(text);
+  const match = normalized.match(
+    /private\s*store.*?\b(buy|sell)\b.*?[-–—]\s*(.+)$/i,
+  );
+
+  if (!match?.[2]?.trim()) return null;
+
+  return {
+    side: match[1].toLowerCase(),
+    merchant: match[2].trim(),
+    rawText: normalized,
+  };
 }
 
 export function parseTooltipText(text) {
@@ -75,7 +74,7 @@ export function isCalibrationReady(calibration) {
     calibration?.saleAnchor?.image &&
       calibration.saleAnchor.width >= 4 &&
       calibration.saleAnchor.height >= 4 &&
-      calibration.merchantRegion &&
+      calibration.storeHeaderRegion &&
       calibration.tooltipSearchRegion &&
       calibration.tooltipAnchor?.image &&
       calibration.itemNameRegion &&