feat(voip): make Daftaresoma setup inbound-first and filter calls by line

Drop required from_number for webhook logging, persist CalleeExtension as lineExtension, and add direction/status/line filters on the calls list.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/api/prisma/migrations/20261107140000_voip_call_line_extension/migration.sql

@@ -0,0 +1,8 @@
+-- AlterTable
+ALTER TABLE "VoipCallLog" ADD COLUMN "lineExtension" TEXT;
+
+-- CreateIndex
+CREATE INDEX "VoipCallLog_organizationId_lineExtension_idx" ON "VoipCallLog"("organizationId", "lineExtension");
+
+-- CreateIndex
+CREATE INDEX "VoipCallLog_organizationId_status_idx" ON "VoipCallLog"("organizationId", "status");