fix: D1 bind params must be spread, not chained (refs #5)

packages/pulseflare/src/durable-tick.ts

@@ -45,10 +45,17 @@ export class PulseTick implements DurableObject {
     }
     
     if (request.method === 'GET' && url.pathname === '/status') {
-      const status = await this.getStatus();
-      return new Response(JSON.stringify(status), {
-        headers: { 'Content-Type': 'application/json' }
-      });
+      try {
+        const status = await this.getStatus();
+        return new Response(JSON.stringify(status), {
+          headers: { 'Content-Type': 'application/json' }
+        });
+      } catch (e: any) {
+        return new Response(JSON.stringify({ error: e.message, stack: e.stack }), {
+          status: 500,
+          headers: { 'Content-Type': 'application/json' }
+        });
+      }
     }
     
     if (request.method === 'POST' && url.pathname === '/start') {

packages/pulseflare/src/store-d1.ts

@@ -137,10 +137,7 @@ export class D1PulseStore implements PulseStore {
     }
 
     const sql = `SELECT * FROM events WHERE ${conditions.join(' AND ')} ORDER BY occurred_at DESC, id DESC LIMIT 1`;
-    let stmt = this.db.prepare(sql);
-    for (const param of params) {
-      stmt = stmt.bind(param);
-    }
+    const stmt = this.db.prepare(sql).bind(...params);
     
     const row = await stmt.first<any>();
     return row ? this.rowToEventRecord(row) : null;
@@ -186,10 +183,7 @@ export class D1PulseStore implements PulseStore {
       params.push(opts.limit);
     }
 
-    let stmt = this.db.prepare(sql);
-    for (const param of params) {
-      stmt = stmt.bind(param);
-    }
+    const stmt = this.db.prepare(sql).bind(...params);
 
     const { results } = await stmt.all<any>();
     return results.map(row => this.rowToEventRecord(row));
@@ -220,10 +214,7 @@ export class D1PulseStore implements PulseStore {
     }
 
     const sql = `SELECT * FROM events WHERE ${conditions.join(' AND ')} ORDER BY id ASC`;
-    let stmt = this.db.prepare(sql);
-    for (const param of params) {
-      stmt = stmt.bind(param);
-    }
+    const stmt = this.db.prepare(sql).bind(...params);
 
     const { results } = await stmt.all<any>();
     return results.map(row => this.rowToEventRecord(row));