Merge branch 'master' into adding-suppliers

.registry/server.js

@@ -5,7 +5,7 @@ const app = express()
 
 const { PORT=4444 } = process.env
 const [,,port=PORT] = process.argv
-process.chdir(__dirname)
+const cwd = __dirname
 
 app.use('/-/:tarball', (req,res,next) => {
   console.debug ('GET', req.params)
@@ -13,7 +13,7 @@ app.use('/-/:tarball', (req,res,next) => {
     const { tarball } = req.params
     const [, pkg ] = /^capire-(\w+)/.exec(tarball)
     fs.lstat(tarball,(err => {
-      if (err) exec(`npm pack ../${pkg}`,next)
+      if (err) exec(`npm pack ../${pkg}`,{cwd},next)
       else next()
     }))
   } catch (e) {

bookshop/srv/cat-service.cds

@@ -1,13 +1,15 @@
 using { sap.capire.bookshop as my } from '../db/schema';
 service CatalogService @(path:'/browse') {
 
-  @readonly entity Books as SELECT from my.Books { *,
+  /** For displaying lists of Books */
+  @readonly entity ListOfBooks as projection on Books
+  excluding { descr };
+
+  /** For display in details pages */
+  @readonly entity Books as projection on my.Books { *,
     author.name as author
   } excluding { createdBy, modifiedBy };
 
-  @readonly entity ListOfBooks as SELECT from Books
-  excluding { descr };
-
   @requires: 'authenticated-user'
   action submitOrder ( book: Books:ID, amount: Integer ) returns { stock: Integer };
   event OrderedBook : { book: Books:ID; amount: Integer; buyer: String };