feat(01-01): boot hello app and dispatch greeter:hello

- Add party plugin registry with Register-before-Boot activation
- Add backpack, compass, bonfire, and pact capability interfaces
- Add examples/hello with two compiled plugin modules

party/registry_test.go

@@ -0,0 +1,56 @@
+package party
+
+import (
+	"strings"
+	"testing"
+
+	"git.golem15.com/golem15/summercms/backpack"
+	"git.golem15.com/golem15/summercms/compass"
+)
+
+type tracePlugin struct {
+	id  string
+	req []string
+	log *[]string
+}
+
+func (p *tracePlugin) ID() string         { return p.id }
+func (p *tracePlugin) Requires() []string { return p.req }
+
+func (p *tracePlugin) Register(*backpack.App) error {
+	*p.log = append(*p.log, p.id+":register")
+	return nil
+}
+
+func (p *tracePlugin) Boot(*backpack.App) error {
+	*p.log = append(*p.log, p.id+":boot")
+	return nil
+}
+
+func TestActivateRunsAllRegisterBeforeAnyBoot(t *testing.T) {
+	var log []string
+	hello := &tracePlugin{id: "golem15.hello", log: &log}
+	greeter := &tracePlugin{id: "golem15.greeter", req: []string{"golem15.hello"}, log: &log}
+	app := backpack.New(&compass.Config{})
+
+	got, err := activate([]Plugin{greeter, hello}, app, []string{"golem15.greeter", "golem15.hello"})
+	if err != nil {
+		t.Fatalf("activate: %v", err)
+	}
+	if len(got) != 2 {
+		t.Fatalf("got %d plugins, want 2", len(got))
+	}
+	if got[0].ID() != "golem15.hello" || got[1].ID() != "golem15.greeter" {
+		t.Fatalf("order = %s, %s", got[0].ID(), got[1].ID())
+	}
+
+	want := []string{
+		"golem15.hello:register",
+		"golem15.greeter:register",
+		"golem15.hello:boot",
+		"golem15.greeter:boot",
+	}
+	if strings.Join(log, ",") != strings.Join(want, ",") {
+		t.Fatalf("lifecycle = %v, want %v", log, want)
+	}
+}