feat(skills): add skill reordering functionality

Implement drag-and-drop alternative for skill reordering with up/down buttons. Also improve skill level type safety and filename generation by including date.

refactor(export): update PDF filename format to include date

cv-engine/src/api/export.ts

@@ -10,7 +10,15 @@ export async function exportPdf(cv: CV, endpoint = 'http://localhost:4000/export
   const response = await axios.post(endpoint, { ...cv, templateId }, { responseType: 'blob' });
   const contentDisposition = response.headers['content-disposition'] || '';
   const match = /filename="?([^";]+)"?/i.exec(contentDisposition);
-  const filename = match ? match[1] : `${cv.personal.firstName || 'Candidate'}_${cv.personal.lastName || 'CV'}.pdf`;
+  const filename = match ? match[1] : (() => {
+    const today = new Date();
+    const y = today.getFullYear();
+    const m = String(today.getMonth() + 1).padStart(2, '0');
+    const d = String(today.getDate()).padStart(2, '0');
+    const dateStr = `${y}${m}${d}`;
+    const safeLast = (cv.personal.lastName || '').trim() || 'cv';
+    return `cv-${safeLast}-${dateStr}.pdf`;
+  })();
 
   const blob = new Blob([response.data], { type: 'application/pdf' });
   const url = window.URL.createObjectURL(blob);
@@ -48,7 +56,14 @@ export async function downloadJob(jobId: string, baseUrl = 'http://localhost:400
   const response = await axios.get(`${baseUrl}/export/download/${jobId}`, { responseType: 'blob' });
   const contentDisposition = response.headers['content-disposition'] || '';
   const match = /filename="?([^";]+)"?/i.exec(contentDisposition);
-  const filename = match ? match[1] : `CV.pdf`;
+  const filename = match ? match[1] : (() => {
+    const today = new Date();
+    const y = today.getFullYear();
+    const m = String(today.getMonth() + 1).padStart(2, '0');
+    const d = String(today.getDate()).padStart(2, '0');
+    const dateStr = `${y}${m}${d}`;
+    return `cv-cv-${dateStr}.pdf`;
+  })();
   const blob = new Blob([response.data], { type: 'application/pdf' });
   const url = window.URL.createObjectURL(blob);
   const a = document.createElement('a');

cv-engine/src/editors/SkillsEditor.tsx

@@ -3,10 +3,19 @@ import { useSkillsData, useCvStore } from '../store/cvStore';
 
 const SkillsEditor: React.FC = () => {
   const skills = useSkillsData();
-  const { addSkill, updateSkill, removeSkill } = useCvStore();
+  const { addSkill, updateSkill, removeSkill, reorderSkills } = useCvStore();
   const [newSkillName, setNewSkillName] = useState('');
   const [newSkillLevel, setNewSkillLevel] = useState<'Beginner' | 'Intermediate' | 'Advanced' | undefined>(undefined);
 
+  const levels = ['Beginner', 'Intermediate', 'Advanced'] as const;
+  type SkillLevel = typeof levels[number] | undefined;
+  const parseLevel = (value: string): SkillLevel => {
+    if (!value) return undefined;
+    return (levels.includes(value as SkillLevel extends undefined ? never : typeof levels[number])
+      ? (value as typeof levels[number])
+      : undefined);
+  };
+
   const handleAddSkill = () => {
     const name = newSkillName.trim();
     if (!name) return;
@@ -34,7 +43,7 @@ const SkillsEditor: React.FC = () => {
           <label className="block text-sm font-medium text-gray-700">Level (optional)</label>
           <select
             value={newSkillLevel || ''}
-            onChange={(e) => setNewSkillLevel((e.target.value as any) || undefined)}
+            onChange={(e) => setNewSkillLevel(parseLevel(e.target.value))}
             className="px-3 py-2 border rounded-md border-gray-300"
           >
             <option value="">None</option>
@@ -57,7 +66,7 @@ const SkillsEditor: React.FC = () => {
       )}
 
       <div className="space-y-2">
-        {skills.map((skill) => (
+        {skills.map((skill, idx) => (
           <div key={skill.id} className="flex items-center gap-2">
             <input
               type="text"
@@ -67,7 +76,7 @@ const SkillsEditor: React.FC = () => {
             />
             <select
               value={skill.level || ''}
-              onChange={(e) => updateSkill(skill.id, skill.name, (e.target.value as any) || undefined)}
+              onChange={(e) => updateSkill(skill.id, skill.name, parseLevel(e.target.value))}
               className="px-3 py-2 border rounded-md border-gray-300"
             >
               <option value="">None</option>
@@ -75,6 +84,26 @@ const SkillsEditor: React.FC = () => {
               <option value="Intermediate">Intermediate</option>
               <option value="Advanced">Advanced</option>
             </select>
+            <div className="flex items-center gap-1">
+              <button
+                type="button"
+                onClick={() => reorderSkills(idx, Math.max(0, idx - 1))}
+                disabled={idx === 0}
+                className={`px-2 py-1 rounded-md text-sm ${idx === 0 ? 'bg-gray-200 text-gray-400' : 'bg-gray-100 text-gray-700 hover:bg-gray-200'}`}
+                title="Move up"
+              >
+                Up
+              </button>
+              <button
+                type="button"
+                onClick={() => reorderSkills(idx, Math.min(skills.length - 1, idx + 1))}
+                disabled={idx === skills.length - 1}
+                className={`px-2 py-1 rounded-md text-sm ${idx === skills.length - 1 ? 'bg-gray-200 text-gray-400' : 'bg-gray-100 text-gray-700 hover:bg-gray-200'}`}
+                title="Move down"
+              >
+                Down
+              </button>
+            </div>
             <button
               type="button"
               onClick={() => removeSkill(skill.id)}

cv-engine/src/store/cvStore.ts

@@ -44,6 +44,7 @@ interface CvState {
   addSkill: (name: string, level?: z.infer<typeof CvSchema>['skills'][0]['level']) => void;
   updateSkill: (id: string, name: string, level?: z.infer<typeof CvSchema>['skills'][0]['level']) => void;
   removeSkill: (id: string) => void;
+  reorderSkills: (fromIndex: number, toIndex: number) => void;
   
   // Navigation
   setActiveStep: (step: EditorStep) => void;
@@ -260,6 +261,17 @@ export const useCvStore = create<CvState>((set, get) => ({
     });
   },
   
+  reorderSkills: (fromIndex, toIndex) => {
+    const { cv } = get();
+    const skills = [...cv.skills];
+    const [removed] = skills.splice(fromIndex, 1);
+    skills.splice(toIndex, 0, removed);
+    set({
+      cv: { ...cv, skills },
+      isDirty: true
+    });
+  },
+  
   // Navigation
   setActiveStep: (activeStep) => set({ activeStep }),
   

cv-export-server/server.js

@@ -204,9 +204,14 @@ app.post('/export/pdf', async (req, res) => {
       }) : ''
     };
 
-    const firstName = (sanitizedCv.personal && sanitizedCv.personal.firstName) ? sanitizedCv.personal.firstName : 'Candidate';
-    const lastName = (sanitizedCv.personal && sanitizedCv.personal.lastName) ? sanitizedCv.personal.lastName : 'CV';
-    const filename = `${firstName}_${lastName}_CV.pdf`.replace(/\s+/g, '_');
+    const today = new Date();
+    const y = today.getFullYear();
+    const m = String(today.getMonth() + 1).padStart(2, '0');
+    const d = String(today.getDate()).padStart(2, '0');
+    const dateStr = `${y}${m}${d}`;
+    const rawLast = (sanitizedCv.personal && sanitizedCv.personal.lastName) ? sanitizedCv.personal.lastName : '';
+    const safeLast = rawLast.trim() ? rawLast.trim() : 'cv';
+    const filename = `cv-${safeLast}-${dateStr}.pdf`.replace(/\s+/g, '_');
 
     if (asyncFlag) {
       const jobId = jobs.create({ status: 'queued', filename, error: null, buffer: null, templateId });