fix: 4 runtime bugs — forge cancel (exec.CommandContext), config key (default_agent_config), sign on Linux (osslsigncode), garble on all platforms

server/internal/builder/fusion.go

@@ -1,13 +1,16 @@
 package builder
 
-import "strings"
+import (
+	"context"
+	"strings"
+)
 
-func (h *Handler) buildFusion(buildDir, prepPath, workerPath, outputName, runOrder string) (string, error) {
+func (h *Handler) buildFusion(ctx context.Context, buildDir, prepPath, workerPath, outputName, runOrder string) (string, error) {
 	req := &BuildRequest{
 		FusionOutputName: outputName,
 		FusionRunOrder:   runOrder,
 	}
-	res, err := h.buildFusionFromRequest(buildDir, prepPath, workerPath, req)
+	res, err := h.buildFusionFromRequest(ctx, buildDir, prepPath, workerPath, req)
 	if err != nil {
 		return "", err
 	}