feat: add TechLog project decision authoring

src/features/tech-log/presentation/studio/components/new-document-form.tsx

@@ -26,6 +26,12 @@ const types = [
     description: "아직 닫히지 않은 판단과 다음 검증을 관리합니다.",
     fields: "상태 · 사실 · 가정 · 미지수 · 선택지",
   },
+  {
+    kind: "PROJECT_DECISION",
+    title: "Decision",
+    description: "프로젝트가 선택한 방향과 그 근거·영향을 기록합니다.",
+    fields: "상태 · 결정일 · 결정문 · 판단 이유 · 영향 · 근거",
+  },
 ] as const;
 
 function emptyDocument(kind: RecordKind): CreateDocumentInput {
@@ -61,17 +67,28 @@ function emptyDocument(kind: RecordKind): CreateDocumentInput {
       verifiedOn: null,
     };
   }
+  if (kind === "QUESTION") {
+    return {
+      ...common,
+      kind,
+      questionStatus: null,
+      facts: [],
+      assumptions: [],
+      unknowns: [],
+      constraints: [],
+      options: [],
+      nextValidation: "",
+      resolution: null,
+    };
+  }
   return {
     ...common,
     kind,
-    questionStatus: null,
-    facts: [],
-    assumptions: [],
-    unknowns: [],
-    constraints: [],
-    options: [],
-    nextValidation: "",
-    resolution: null,
+    decisionStatus: null,
+    decidedOn: null,
+    statement: "",
+    rationale: "",
+    consequences: [],
   };
 }