fix(git): correct saveCanvasToGitea payload and use prisma

app/server/api/git/real-sync.post.ts

@@ -1,6 +1,6 @@
 import { requireAuth } from '~/server/utils/auth'
 import { saveCanvasToGitea, loadCanvasFromGitea } from '~/server/utils/giteaApi'
-import { canvases } from '~/server/utils/db'
+import { prisma } from '~/server/utils/prisma'
 
 export default defineEventHandler(async (event) => {
   const user = requireAuth(event)
@@ -15,7 +15,7 @@ export default defineEventHandler(async (event) => {
     switch (action) {
       case 'init':
       case 'sync': {
-        const canvas = canvases.get(canvasId)
+        const canvas = await prisma.canvas.findUnique({ where: { id: canvasId } })
         if (!canvas) {
           throw createError({ statusCode: 404, message: 'Canvas not found' })
         }
@@ -23,7 +23,8 @@ export default defineEventHandler(async (event) => {
           throw createError({ statusCode: 403, message: 'Access denied' })
         }
 
-        const ok = await saveCanvasToGitea(canvasId, canvas, commitMessage)
+        const opts = { username: user.username, groupId: canvas.groupId, isPublic: canvas.isPublic }
+        const ok = await saveCanvasToGitea(canvasId, canvas, opts, commitMessage)
         return {
           success: ok,
           message: ok
@@ -33,14 +34,21 @@ export default defineEventHandler(async (event) => {
       }
 
       case 'load': {
-        const gitCanvas = await loadCanvasFromGitea(canvasId)
+        const existing = await prisma.canvas.findUnique({ where: { id: canvasId } })
+        const opts = existing ? { username: user.username, groupId: existing.groupId, isPublic: existing.isPublic } : { username: user.username }
+        const gitCanvas = await loadCanvasFromGitea(canvasId, opts)
         if (!gitCanvas) {
           return { success: false, message: 'Canvas not found in Gitea', needsInit: true }
         }
 
-        const existing = canvases.get(canvasId)
         if (existing) {
-          canvases.set(canvasId, { ...existing, nodes: gitCanvas.nodes || [], edges: gitCanvas.edges || [] })
+          await prisma.canvas.update({
+            where: { id: canvasId },
+            data: {
+              nodes: gitCanvas.nodes || [],
+              edges: gitCanvas.edges || []
+            }
+          })
         }
 
         return { success: true, canvas: gitCanvas, message: `Canvas ${canvasId} loaded from Gitea` }