Update book (#2283)

Author: phanimarupaka

site/book/02-concepts/01-packages.md

@@ -11,7 +11,7 @@ a _subpackage_.
 Let's take a look at the wordpress package as an example:
 
 ```shell
-$ kpt pkg get https://github.com/GoogleContainerTools/kpt.git/package-examples/wordpress@v0.3
+$ kpt pkg get https://github.com/GoogleContainerTools/kpt.git/package-examples/wordpress@v0.5
 ```
 
 View the package hierarchy using the `tree` command:

site/book/03-packages/01-getting-a-package.md

@@ -4,11 +4,11 @@ committing them to a Git repository. Consumers fork the package to use it.
 Let's revisit the Wordpress example:
 
 ```shell
-$ kpt pkg get https://github.com/GoogleContainerTools/kpt.git/package-examples/wordpress@v0.3
+$ kpt pkg get https://github.com/GoogleContainerTools/kpt.git/package-examples/wordpress@v0.5
 ```
 
 A package in a Git repo can be fetched by specifying a branch, tag, or commit
-SHA. In this case, we are specifying tag `v0.3`.
+SHA. In this case, we are specifying tag `v0.5`.
 
 ?> Refer to the [get command reference][get-doc] for usage.
 
@@ -26,24 +26,26 @@ upstream:
   git:
     repo: https://github.com/GoogleContainerTools/kpt
     directory: /package-examples/wordpress
-    ref: v0.3
+    ref: v0.5
   updateStrategy: resource-merge
 upstreamLock:
   type: git
   git:
     repo: https://github.com/GoogleContainerTools/kpt
     directory: /package-examples/wordpress
-    ref: package-examples/wordpress/v0.3
-    commit: e0e0b3642969c2d14fe1d38d9698a73f18aa848f
+    ref: package-examples/wordpress/v0.5
+    commit: 4af5f509f33ab00ac99b1c3d146f8d1a4f4d3d0e
 info:
   emails:
     - [email protected]
-  description: This is an example wordpress package with mysql subpackage
+  description: This is an example wordpress package with mysql subpackage.
 pipeline:
   mutators:
     - image: gcr.io/kpt-fn/set-label:v0.1
       configMap:
         app: wordpress
+  validators:
+    - image: gcr.io/kpt-fn/kubeval:v0.1
 ```
 
 The `Kptfile` contains two sections to keep track of the upstream package:
@@ -67,6 +69,10 @@ apiVersion: kpt.dev/v1alpha2
 kind: Kptfile
 metadata:
   name: mysql
+info:
+  emails:
+    - [email protected]
+  description: This is an example mysql package.
 pipeline:
   mutators:
     - image: gcr.io/kpt-fn/set-label:v0.1
@@ -95,7 +101,7 @@ For example, the following fetches the packages to a directory named
 `mywordpress`:
 
 ```shell
-$ kpt pkg get https://github.com/GoogleContainerTools/kpt.git/package-examples/wordpress@v0.3 mywordpress
+$ kpt pkg get https://github.com/GoogleContainerTools/kpt.git/package-examples/wordpress@v0.5 mywordpress
 ```
 
 The _name of a package_ is given by its directory name. Since the Kptfile is a

site/book/03-packages/05-updating-a-package.md

@@ -20,10 +20,10 @@ $ git add .; git commit -m "My changes"
 
 ## Update the package
 
-For example, you can update to version `v0.4` of the `wordpress` package:
+For example, you can update to version `v0.6` of the `wordpress` package:
 
 ```shell
-$ kpt pkg update wordpress@v0.4
+$ kpt pkg update wordpress@v0.6
 ```
 
 This is a porcelain for manually updating the `upstream` section in the
@@ -35,8 +35,8 @@ upstream:
   git:
     repo: https://github.com/GoogleContainerTools/kpt
     directory: /package-examples/wordpress
-    # Change this from v0.3 to v0.4
-    ref: v0.4
+    # Change this from v0.5 to v0.6
+    ref: v0.6
   updateStrategy: resource-merge
 ```
 
@@ -47,7 +47,7 @@ $ kpt pkg update wordpress
 ```
 
 The `update` command updates the local `wordpress` package and the dependent
-`mysql` package to the upstream version `v0.4` by doing a 3-way merge between:
+`mysql` package to the upstream version `v0.6` by doing a 3-way merge between:
 
 1. Original upstream commit
 2. New upstream commit
@@ -64,7 +64,7 @@ resource using OpenAPI schema.
 Once you have successfully updated the package, commit the changes:
 
 ```shell
-$ git add .; git commit -m "Updated wordpress to v0.4"
+$ git add .; git commit -m "Updated wordpress to v0.6"
 ```
 
 [update-doc]: /reference/cli/pkg/update/

site/book/05-developing-functions/02-developing-in-Go.md

@@ -70,7 +70,7 @@ $ go build -o my-fn .
 Fetch the wordpress package:
 
 ```shell
-$ kpt pkg get https://github.com/GoogleContainerTools/kpt.git/package-examples/wordpress@v0.3
+$ kpt pkg get https://github.com/GoogleContainerTools/kpt.git/package-examples/wordpress@v0.5
 ```
 
 Test it by running the function imperatively: