Merge pull request #71 from flashcatcloud/codex/a2a-instructions-api

feat: use A2A instructions field

Author: ysyneu

go.mod

@@ -3,7 +3,7 @@ module github.com/flashcatcloud/flashduty-cli
 go 1.25.1
 
 require (
-	github.com/flashcatcloud/go-flashduty v0.5.4-0.20260624143100-02193386c979
+	github.com/flashcatcloud/go-flashduty v0.5.4-0.20260629091912-04a0bfaf665d
 	github.com/mattn/go-runewidth v0.0.24
 	github.com/spf13/cobra v1.10.2
 	github.com/spf13/pflag v1.0.10

go.sum

@@ -1,8 +1,8 @@
 github.com/clipperhouse/uax29/v2 v2.2.0 h1:ChwIKnQN3kcZteTXMgb1wztSgaU+ZemkgWdohwgs8tY=
 github.com/clipperhouse/uax29/v2 v2.2.0/go.mod h1:EFJ2TJMRUaplDxHKj1qAEhCtQPW2tJSwu5BF98AuoVM=
 github.com/cpuguy83/go-md2man/v2 v2.0.6/go.mod h1:oOW0eioCTA6cOiMLiUPZOpcVxMig6NIQQ7OS05n1F4g=
-github.com/flashcatcloud/go-flashduty v0.5.4-0.20260624143100-02193386c979 h1:Pha9D3p8ofiMSGRv1AeEafBJ3JspLRFR0zVQFEXZo44=
-github.com/flashcatcloud/go-flashduty v0.5.4-0.20260624143100-02193386c979/go.mod h1:aA0RtZEs0AYOwwdNKdtVeD8YMOdnmVY1zAlVD+9Ovx8=
+github.com/flashcatcloud/go-flashduty v0.5.4-0.20260629091912-04a0bfaf665d h1:jWzPzsWn46dCWC/PL5nncOTL1Zid4UMynbPsbL1mGdU=
+github.com/flashcatcloud/go-flashduty v0.5.4-0.20260629091912-04a0bfaf665d/go.mod h1:aA0RtZEs0AYOwwdNKdtVeD8YMOdnmVY1zAlVD+9Ovx8=
 github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
 github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
 github.com/mattn/go-runewidth v0.0.24 h1:cpokDiIn0MGnhdHwuWnJBITySJ20QyNGnY2kR/ay2DU=