harden dashboard API contracts and proxy errors

apps/api/app/main.py

@@ -839,10 +839,11 @@ class ApiHandler(BaseHTTPRequestHandler):
         return self.send_json(200,{"business_id":bid,"status":"unknown","reason":"not_configured","provider_configured":False,"items":[{"domain":d,"status":"unknown","reason":"not_configured"} for d in domains]})
 
     def list_jobs(self, db, org, query):
-        try: limit=max(1,min(int(query.get("page_size",[50])[0]),JOB_PAGE_SIZE)); offset=max(0,int(query.get("offset",[0])[0]))
+        try:
+            limit=max(1,min(int(query.get("page_size",[50])[0]),JOB_PAGE_SIZE)); page=max(1,int(query.get("page",[1])[0])); offset=max(0,int(query.get("offset",[0])[0]))+(page-1)*limit
         except (ValueError, TypeError): return self.send_json(400,{"error":"invalid_pagination"})
         rows=db.execute("SELECT * FROM jobs WHERE organization_id=? ORDER BY id DESC LIMIT ? OFFSET ?",(org,limit+1,offset)).fetchall(); more=len(rows)>limit
-        return self.send_json(200,{"organization_id":org,"items":[job_json(r) for r in rows[:limit]],"limit":limit,"offset":offset,"has_more":more})
+        return self.send_json(200,{"organization_id":org,"items":[job_json(r) for r in rows[:limit]],"limit":limit,"offset":offset,"page":page,"page_size":limit,"has_more":more,"has_next":more,"next_page":page+1 if more else None})
 
     def _discovery_run_json(self, row):
         item = row_json(row)
@@ -1038,7 +1039,7 @@ class ApiHandler(BaseHTTPRequestHandler):
         if stage: where.append("EXISTS (SELECT 1 FROM pipeline_entries p WHERE p.business_id=b.id AND p.organization_id=b.organization_id AND p.stage=?)"); params.append(stage)
         offset=(number("cursor",0) or 0)+(page-1)*size
         rows=db.execute("SELECT b.* FROM businesses b WHERE "+" AND ".join(where)+" ORDER BY b.score DESC,b.id LIMIT ? OFFSET ?",params+[size+1,offset]).fetchall(); more=len(rows)>size; rows=rows[:size]
-        return self.send_json(200,{"organization_id":org,"items":[row_json(r) for r in rows],"page":page,"page_size":size,"next_cursor":str(offset+size) if more else None})
+        return self.send_json(200,{"organization_id":org,"items":[row_json(r) for r in rows],"page":page,"page_size":size,"has_next":more,"next_page":page+1 if more else None,"next_cursor":str(offset+size) if more else None})
     def bulk_review(self, payload, db, user):
         ids = payload.get("ids", payload.get("business_ids")); action = str(payload.get("action", "")).strip().lower()
         if not isinstance(ids, list) or not ids or len(ids) > 100 or any(not isinstance(i, int) or i < 1 for i in ids) or len(set(ids)) != len(ids): return self.send_json(400, {"error": "invalid_bulk_ids"})