image/spec: Add Healthcheck.StartInterval (v1.3)

This field was added in 2216d3ca8d65c5b0c85e297a3eb351a05db3a4d2.

Signed-off-by: Paweł Gronowski <pawel.gronowski@docker.com>

image/spec/README.md

@@ -23,6 +23,14 @@ and in [OCI Image Format Specification](https://github.com/opencontainers/image-
 
 All 1.X versions are compatible with older ones.
 
+### [v1.3](spec.md)
+
+* Implemented in Docker v25.0
+
+Changes:
+
+* `StartInterval` was added to the `Healthcheck` struct in the Image JSON
+
 ### [v1.2](https://github.com/moby/moby/blob/daa4618da826fb1de4fc2478d88196edbba49b2f/image/spec/v1.2.md)
 
 * Implemented in Docker v1.12 (July, 2016)

image/spec/spec.md

@@ -1,4 +1,4 @@
-# Docker Image Specification v1.2.0
+# Docker Image Specification v1.3.0
 
 An *Image* is an ordered collection of root filesystem changes and the
 corresponding execution parameters for use within a container runtime. This
@@ -351,7 +351,8 @@ whitespace. It has been added to this example for clarity.
   ],
   "Interval": 30000000000,
   "Timeout": 10000000000,
-  "Retries": 3
+  "Retries": 3,
+  "StartInterval": 3000000000
 }</pre>
                 The object has the following fields.
                 <dl>
@@ -388,6 +389,12 @@ whitespace. It has been added to this example for clarity.
                     <dd>
                         The number of consecutive failures needed to consider a container as unhealthy.
                     </dd>
+                    <dt>
+                        StartInterval <code>integer</code>
+                    <dt>
+                    <dd>
+                        Number of nanoseconds to wait between probe attempts during the start period.
+                    </dd>
                 </dl>
                 In each case, the field can be omitted to indicate that the
                 value should be inherited from the base layer. These values act

image/spec/v1.2.md

@@ -1,7 +1,7 @@
 # Docker Image Specification v1.2.0
 
 This Document described the Docker Image Specification used by Docker Engine
-v1.12.0 and up.
+v1.12.0 and up. It has been superseded by Docker Image Specification v1.3.0.
 
 The Docker Image Specification is the image specification as used by the
 Docker Engine, and was used as foundation of the OCI image specification.