Draw a plan's order per module from the graph and the manifests' change, and read no after: line (issue 977, part B, ADR 0419)

internal/catalogue/verbs.go

@@ -149,12 +149,12 @@ var ControllerVerbs = []Verb{
 			"paths":       "the files it changes, comma-separated, from the repository's root",
 			"module-dirs": "the directories holding a module.json at the head, comma-separated, as the forge says them",
 			"removed":     "the files among paths it deletes, comma-separated"}, []string{"repository", "paths"})},
-	{Name: "delivery-order", Description: "A delivery group's order (novox/hq ADR 0239): its members in the order " +
-		"they are delivered, every pair and why — declared, built by, version skew, engine before controller — and " +
-		"the rules each pair won over by precedence (ADR 0249); the cycle, and each contradiction no precedence " +
-		"resolves with how to declare the order, when the pairs contradict each other.",
+	{Name: "delivery-order", Description: "A delivery group's order (novox/hq ADR 0419): its members in the order " +
+		"they are delivered, every pair and why — built by, verb before caller, version skew, engine before " +
+		"controller — read from the module graph and the manifests' change alone; no `after:` line is read. The " +
+		"cycle, with every module and edge of it, is the one refusal.",
 		Input: schema(map[string]string{"members": "the members, as JSON: [{id, repository, base, head, number, paths, " +
-			"module_dirs, module_dirs_said, removed, after}]"}, []string{"members"})},
+			"module_dirs, module_dirs_said, removed}]"}, []string{"members"})},
 	{Name: "delivery-check", Description: "Ask the build seat for a delivery group's composed check (novox/hq ADR " +
 		"0239): every member's head laid over the mesh in turn and judged as one future state. Answers the ask's id; " +
 		"the verdict is said as `checked` with the group's id. With one member and no group, that head is checked " +

internal/inventory/dependencies.go

@@ -38,6 +38,9 @@ type Edge struct {
 	From string `json:"from"`
 	To   string `json:"to"`
 	Kind string `json:"kind"`
+	// Why is the rule and the fact that drew an edge of a plan's order, in the words the plan shows (novox/hq ADR
+	// 0419 clause 5): "verb before caller: <seat>.<verb>". Empty on the catalogue's own edges, which Kind names.
+	Why string `json:"why,omitempty"`
 }
 
 // Dependencies is the catalogue's dependency relation, whole: every module the mesh holds, with

internal/inventory/dependencies_test.go

@@ -42,12 +42,12 @@ func TestDependenciesAreOneRelationWithTheirKinds(t *testing.T) {
 		return false
 	}
 	for _, want := range []Edge{
-		{"shop", "mesh-tools", EdgeStandsOn},
-		{"builder", "mesh-tools", EdgeStandsOn},
-		{"shop-plugin", "shop", EdgeDeclared},
-		{"shop", "builder", EdgeBuiltBy},
-		{"mesh-controller", "builder", EdgeBuiltBy},
-		{"mesh-tools", "builder", EdgeBuiltBy},
+		{From: "shop", To: "mesh-tools", Kind: EdgeStandsOn},
+		{From: "builder", To: "mesh-tools", Kind: EdgeStandsOn},
+		{From: "shop-plugin", To: "shop", Kind: EdgeDeclared},
+		{From: "shop", To: "builder", Kind: EdgeBuiltBy},
+		{From: "mesh-controller", To: "builder", Kind: EdgeBuiltBy},
+		{From: "mesh-tools", To: "builder", Kind: EdgeBuiltBy},
 	} {
 		if !has(want.From, want.To, want.Kind) {
 			t.Errorf("missing %+v in %+v", want, got)

internal/inventory/plans.go

@@ -292,6 +292,9 @@ type PlanModule struct {
 	FirstAt *time.Time `json:"first_at,omitempty"`
 	Commit  string     `json:"commit,omitempty"`
 	Why     string     `json:"why,omitempty"`
+	// Placed is the edge that put the module after another, and the rule that drew it (novox/hq ADR 0419 clause 5):
+	// "after <module> (verb before caller: <seat>.<verb>)". Empty for a module placed first by nothing.
+	Placed string `json:"placed,omitempty"`
 	// Made is what the walk's build of it did (novox/hq ADR 0350 §4): "reused from <check build>", naming the pull
 	// request's head, the trunk commit and the digests, or "built: <why>". Said in `plan-moved` and kept here.
 	Made string `json:"made,omitempty"`

internal/link/events.go

@@ -224,9 +224,8 @@ type SourceMoved struct {
 	// stands: a directory is a module only when the merge changed its manifest.
 	ModuleDirsSaid bool `json:"module_dirs_said,omitempty"`
 
-	// Number is the pull request's, Title its title and Body its description (novox/hq ADR 0276): a delivery
-	// group's `after:` lines, read when its members are merged into one batch and their order becomes the
-	// walk's, and the words `plans` names a walk by.
+	// Number is the pull request's, Title its title and Body its description (novox/hq ADR 0276): the
+	// pull request's number and words, which `plans` names a walk by (no `after:` line is read, ADR 0419).
 	Number int    `json:"number,omitempty"`
 	Title  string `json:"title,omitempty"`
 	Body   string `json:"body,omitempty"`