feat: bump chisel.yaml format version to "chisel-v2"

This commit introduces a new chisel-release yaml format named
"chisel-v2". The major changes in this format is the introduction of the
"public-keys" field, which is used in archive definitions to verify
archive InRelease files.

README.md

@@ -119,7 +119,7 @@ archives:
 Example:
 
 ```yaml
-format: chisel-v1
+format: chisel-v2
 
 archives:
     ubuntu:

internal/setup/setup.go

@@ -323,7 +323,7 @@ type yamlRelease struct {
 	PublicKeys map[string]yamlPublicKey `yaml:"public-keys"`
 }
 
-const yamlReleaseFormat = "chisel-v1"
+const yamlReleaseFormat = "chisel-v2"
 
 type yamlArchive struct {
 	Version    string   `yaml:"version"`

internal/setup/setup_test.go

@@ -33,12 +33,12 @@ var setupTests = []setupTest{{
 			format: foobar
 		`,
 	},
-	relerror: `chisel.yaml: expected format "chisel-v1", got "foobar"`,
+	relerror: `chisel.yaml: expected format "chisel-v2", got "foobar"`,
 }, {
 	summary: "Missing archives",
 	input: map[string]string{
 		"chisel.yaml": `
-			format: chisel-v1
+			format: chisel-v2
 		`,
 	},
 	relerror: `chisel.yaml: no archives defined`,
@@ -54,7 +54,7 @@ var setupTests = []setupTest{{
 	summary: "Archive with multiple suites",
 	input: map[string]string{
 		"chisel.yaml": `
-			format: chisel-v1
+			format: chisel-v2
 			archives:
 				ubuntu:
 					version: 22.04
@@ -767,7 +767,7 @@ var setupTests = []setupTest{{
 	summary: "Multiple archives",
 	input: map[string]string{
 		"chisel.yaml": `
-			format: chisel-v1
+			format: chisel-v2
 			archives:
 				foo:
 					version: 22.04
@@ -879,7 +879,7 @@ var setupTests = []setupTest{{
 	summary: "Archives with public keys",
 	input: map[string]string{
 		"chisel.yaml": `
-			format: chisel-v1
+			format: chisel-v2
 			archives:
 				foo:
 					version: 22.04
@@ -936,7 +936,7 @@ var setupTests = []setupTest{{
 	summary: "Archive without public keys",
 	input: map[string]string{
 		"chisel.yaml": `
-			format: chisel-v1
+			format: chisel-v2
 			archives:
 				foo:
 					version: 22.04
@@ -950,7 +950,7 @@ var setupTests = []setupTest{{
 	summary: "Unknown public key",
 	input: map[string]string{
 		"chisel.yaml": `
-			format: chisel-v1
+			format: chisel-v2
 			archives:
 				foo:
 					version: 22.04
@@ -968,7 +968,7 @@ var setupTests = []setupTest{{
 	summary: "Invalid public key",
 	input: map[string]string{
 		"chisel.yaml": `
-			format: chisel-v1
+			format: chisel-v2
 			archives:
 				foo:
 					version: 22.04
@@ -996,7 +996,7 @@ var setupTests = []setupTest{{
 	summary: "Mismatched public key ID",
 	input: map[string]string{
 		"chisel.yaml": `
-			format: chisel-v1
+			format: chisel-v2
 			archives:
 				foo:
 					version: 22.04
@@ -1017,7 +1017,7 @@ var setupTests = []setupTest{{
 }}
 
 var defaultChiselYaml = `
-	format: chisel-v1
+	format: chisel-v2
 	archives:
 		ubuntu:
 			version: 22.04

internal/slicer/slicer_test.go

@@ -495,7 +495,7 @@ var slicerTests = []slicerTest{{
 	slices:  []setup.SliceKey{{"base-files", "myslice"}},
 	release: map[string]string{
 		"chisel.yaml": `
-			format: chisel-v1
+			format: chisel-v2
 			archives:
 				foo:
 					version: 22.04
@@ -528,7 +528,7 @@ var slicerTests = []slicerTest{{
 }}
 
 var defaultChiselYaml = `
-	format: chisel-v1
+	format: chisel-v2
 	archives:
 		ubuntu:
 			version: 22.04