feat(工作台): 细化计划进展工时证据

关键改动：

- 支持需求覆盖和调研方向开始工作记录

- 日报按计划记录开始时间和进度下次开始时间计算证据

- 更新版本编辑校验、项目展示和 workflow 说明

Co-Authored-By: Codex GPT-5 <codex@openai.com>

apps/web/lib/version-form.ts

@@ -26,6 +26,12 @@ export interface NewVersionFormState {
   submitting: boolean;
 }
 
+export interface VersionEditFormState {
+  versionNumber: string;
+  expectedReleaseDate: string;
+  submitting: boolean;
+}
+
 export const VERSION_DEVELOPMENT_TYPE_OPTIONS: VersionDevelopmentTypeOption[] = [
   makeDevelopmentTypeOption('agile', '敏捷迭代', '适合常规双周迭代', [
     { key: 'product_design', label: '产品设计', workDays: 2 },
@@ -60,6 +66,27 @@ export function canSubmitNewVersionForm(state: NewVersionFormState): boolean {
   );
 }
 
+export function canSubmitVersionEditForm(state: VersionEditFormState): boolean {
+  return Boolean(
+    state.versionNumber.trim() &&
+    state.expectedReleaseDate &&
+    !state.submitting,
+  );
+}
+
+export function getEditableVersionNumber(projectName: string, versionName: string): string {
+  const exactPrefix = `${projectName}V`;
+  if (projectName && versionName.toLowerCase().startsWith(exactPrefix.toLowerCase())) {
+    return versionName.slice(exactPrefix.length);
+  }
+  const match = versionName.match(/V([\d.]+)$/i);
+  return match?.[1] ?? versionName;
+}
+
+export function buildVersionName(projectName: string, versionNumber: string): string {
+  return `${projectName}V${versionNumber.trim()}`;
+}
+
 export function getVersionDevelopmentTypeOption(type: VersionDevelopmentType): VersionDevelopmentTypeOption | undefined {
   return VERSION_DEVELOPMENT_TYPE_OPTIONS.find((option) => option.key === type);
 }