data fixes; indicator=>workspace sync

gateway/src/tools/platform/get-chart-data.tool.ts

@@ -52,7 +52,7 @@ Parameters:
 
         // Build request with workspace defaults
         const finalTicker = ticker ?? chartState.symbol;
-        const finalPeriod = period ?? parsePeriod(chartState.period);
+        const finalPeriod = period ?? chartState.period;
         const finalFromTime = await parseTime(from_time, chartState.start_time, logger);
         const finalToTime = await parseTime(to_time, chartState.end_time, logger);
         const requestedColumns = columns ?? [];
@@ -83,7 +83,7 @@ Parameters:
         // Fetch data from OHLCService
         const historyResult = await ohlcService.fetchOHLC(
           finalTicker,
-          finalPeriod.toString(),
+          finalPeriod,
           finalFromTime,
           finalToTime,
           countback
@@ -167,7 +167,7 @@ async function getChartState(workspaceManager: WorkspaceManager, logger: Fastify
         symbol: 'BINANCE:BTC/USDT',
         start_time: null,
         end_time: null,
-        period: '15',
+        period: 900,
         selected_shapes: [],
       };
     }
@@ -180,35 +180,12 @@ async function getChartState(workspaceManager: WorkspaceManager, logger: Fastify
       symbol: 'BINANCE:BTC/USDT',
       start_time: null,
       end_time: null,
-      period: '15',
+      period: 900,
       selected_shapes: [],
     };
   }
 }
 
-/**
- * Parse period string to seconds
- * Handles period as either a number (already in seconds) or string (minutes)
- */
-function parsePeriod(period: string | number | null): number | null {
-  if (period === null) {
-    return null;
-  }
-
-  if (typeof period === 'number') {
-    return period;
-  }
-
-  // Period in workspace is stored as string representing minutes
-  // Convert to seconds
-  const minutes = parseInt(period, 10);
-  if (isNaN(minutes)) {
-    return null;
-  }
-
-  return minutes * 60;
-}
-
 /**
  * Parse time parameter (Unix seconds, date string, or null)
  * Returns Unix timestamp in seconds

gateway/src/tools/platform/research-agent.tool.ts

@@ -30,13 +30,16 @@ Use this tool for:
 
 The research subagent will write and execute Python scripts, capture output and charts, and return results.`,
     schema: z.object({
+      name: z.string().describe('The name of the research script to create or update (e.g. "btc_ema_analysis"). Use the same name across calls to revise the same script rather than creating a new one.'),
       instruction: z.string().describe('The research task or analysis to perform. Be specific about what data, indicators, timeframes, and output you want.'),
     }),
-    func: async ({ instruction }: { instruction: string }): Promise<string> => {
-      logger.info({ instruction: instruction.substring(0, 100) }, 'Delegating to research subagent');
+    func: async ({ name, instruction }: { name: string; instruction: string }): Promise<string> => {
+      logger.info({ name, instruction: instruction.substring(0, 100) }, 'Delegating to research subagent');
+
+      const prompt = `Research script name: "${name}"\n\n${instruction}`;
 
       try {
-        const result = await researchSubagent.executeWithImages(context, instruction);
+        const result = await researchSubagent.executeWithImages(context, prompt);
 
         // Return in the format that AgentHarness.processToolResult() knows how to handle
         // (extracts images and passes them to channelAdapter)