Store runner capabilities from FetchTask poll

- Update FetchTask handler to store capabilities_json from request
- Use GitCaddy actions-proto-go v0.5.6 with CapabilitiesJson field
- Capabilities include disk space, tools, docker, and limitations

go.mod

@@ -25,6 +25,7 @@ require (
 	github.com/Azure/azure-sdk-for-go/sdk/azcore v1.19.0
 	github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v1.6.2
 	github.com/Azure/go-ntlmssp v0.0.0-20221128193559-754e69321358
+	github.com/Masterminds/semver/v3 v3.4.0
 	github.com/ProtonMail/go-crypto v1.3.0
 	github.com/PuerkitoBio/goquery v1.10.3
 	github.com/SaveTheRbtz/zstd-seekable-format-go/pkg v0.8.0
@@ -145,7 +146,6 @@ require (
 	git.sr.ht/~mariusor/go-xsd-duration v0.0.0-20220703122237-02e73435a078 // indirect
 	github.com/Azure/azure-sdk-for-go/sdk/internal v1.11.2 // indirect
 	github.com/DataDog/zstd v1.5.7 // indirect
-	github.com/Masterminds/semver/v3 v3.4.0 // indirect
 	github.com/Microsoft/go-winio v0.6.2 // indirect
 	github.com/RoaringBitmap/roaring/v2 v2.10.0 // indirect
 	github.com/STARRY-S/zip v0.2.3 // indirect
@@ -314,7 +314,7 @@ replace github.com/nektos/act => gitea.com/gitea/act v0.261.7-0.20251003180512-a
 replace git.sr.ht/~mariusor/go-xsd-duration => gitea.com/gitea/go-xsd-duration v0.0.0-20220703122237-02e73435a078
 
 // Use GitCaddy fork with capability support
-replace code.gitea.io/actions-proto-go => git.marketally.com/gitcaddy/actions-proto-go v0.5.3
+replace code.gitea.io/actions-proto-go => git.marketally.com/gitcaddy/actions-proto-go v0.5.6
 
 exclude github.com/gofrs/uuid v3.2.0+incompatible
 

go.sum

@@ -29,8 +29,8 @@ dario.cat/mergo v1.0.2/go.mod h1:E/hbnu0NxMFBjpMIE34DRGLWqDy0g5FuKDhCb31ngxA=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
 filippo.io/edwards25519 v1.1.0 h1:FNf4tywRC1HmFuKW5xopWpigGjJKiJSV0Cqo0cJWDaA=
 filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
-git.marketally.com/gitcaddy/actions-proto-go v0.5.3 h1:tf625YKv1Bykxr9CIcoqilC2MWiO/yBN3srlJYnFQqM=
-git.marketally.com/gitcaddy/actions-proto-go v0.5.3/go.mod h1:mn7Wkqz6JbnTOHQpot3yDeHx+O5C9EGhMEE+htvHBas=
+git.marketally.com/gitcaddy/actions-proto-go v0.5.6 h1:G7T0vpx8HyCFWd0YMJ9sp8rCsWtzFrCJK4BMdOFJa1A=
+git.marketally.com/gitcaddy/actions-proto-go v0.5.6/go.mod h1:RPu21UoRD3zSAujoZR6LJwuVNa2uFRBveadslczCRfQ=
 gitea.com/gitea/act v0.261.7-0.20251003180512-ac6e4b751763 h1:ohdxegvslDEllZmRNDqpKun6L4Oq81jNdEDtGgHEV2c=
 gitea.com/gitea/act v0.261.7-0.20251003180512-ac6e4b751763/go.mod h1:Pg5C9kQY1CEA3QjthjhlrqOC/QOT5NyWNjOjRHw23Ok=
 gitea.com/gitea/go-xsd-duration v0.0.0-20220703122237-02e73435a078 h1:BAFmdZpRW7zMQZQDClaCWobRj9uL1MR3MzpCVJvc5s4=
@@ -78,8 +78,6 @@ github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym
 github.com/DataDog/zstd v1.5.7 h1:ybO8RBeh29qrxIhCA9E8gKY6xfONU9T6G6aP9DTKfLE=
 github.com/DataDog/zstd v1.5.7/go.mod h1:g4AWEaM3yOg3HYfnJ3YIawPnVdXJh9QME85blwSAmyw=
 github.com/Julusian/godocdown v0.0.0-20170816220326-6d19f8ff2df8/go.mod h1:INZr5t32rG59/5xeltqoCJoNY7e5x/3xoY9WSWVWg74=
-github.com/Masterminds/semver v1.5.0 h1:H65muMkzWKEuNDnfl9d70GUjFniHKHRbFPGBuZ3QEww=
-github.com/Masterminds/semver v1.5.0/go.mod h1:MB6lktGJrhw8PrUyiEoblNEGEQ+RzHPF078ddwwvV3Y=
 github.com/Masterminds/semver/v3 v3.4.0 h1:Zog+i5UMtVoCU8oKka5P7i9q9HgrJeGzI9SA1Xbatp0=
 github.com/Masterminds/semver/v3 v3.4.0/go.mod h1:4V+yj/TJE1HU9XfppCwVMZq3I84lprf4nC11bSS5beM=
 github.com/Microsoft/go-winio v0.5.2/go.mod h1:WpS1mjBmmwHBEWmogvA2mj8546UReBk4v8QkMxJ6pZY=

routers/api/actions/runner/runner.go

@@ -119,6 +119,7 @@ func (s *Service) Declare(
 	runner.Version = req.Msg.Version
 	runner.CapabilitiesJSON = req.Msg.CapabilitiesJson
 	if err := actions_model.UpdateRunner(ctx, runner, "agent_labels", "version", "capabilities_json"); err != nil {
+		log.Error("Declare: failed to update runner %d: %v", runner.ID, err)
 		return nil, status.Errorf(codes.Internal, "update runner: %v", err)
 	}
 
@@ -141,6 +142,15 @@ func (s *Service) FetchTask(
 ) (*connect.Response[runnerv1.FetchTaskResponse], error) {
 	runner := GetRunner(ctx)
 
+	// Update runner capabilities if provided
+	if capsJson := req.Msg.GetCapabilitiesJson(); capsJson != "" && capsJson != runner.CapabilitiesJSON {
+		runner.CapabilitiesJSON = capsJson
+		if err := actions_model.UpdateRunner(ctx, runner, "capabilities_json"); err != nil {
+			log.Warn("failed to update runner capabilities: %v", err)
+			// Don't return error, just log warning - capabilities update is not critical
+		}
+	}
+
 	var task *runnerv1.Task
 	tasksVersion := req.Msg.TasksVersion // task version from runner
 	latestVersion, err := actions_model.GetTasksVersionByScope(ctx, runner.OwnerID, runner.RepoID)