Script and dependencies for versioning

.npmrc

@@ -0,0 +1 @@
+tag-version-prefix=""

changelog_template.hbs

@@ -0,0 +1,28 @@
+### Changelog
+
+{{#each releases}}
+  {{#if href}}
+    ###{{#unless major}}#{{/unless}} [{{title}}]({{href}})
+  {{else}}
+    #### {{title}}
+  {{/if}}
+
+  {{#if tag}}
+    > {{niceDate}}
+  {{/if}}
+
+  {{#if summary}}
+    {{summary}}
+  {{/if}}
+
+  {{#each merges}}
+    - {{message}}{{#if href}} [`#{{id}}`]({{href}}){{/if}}
+  {{/each}}
+  {{#each fixes}}
+    - {{commit.subject}}{{#each fixes}}{{#if href}} [`#{{id}}`]({{href}}){{/if}}{{/each}}
+  {{/each}}
+  {{#each commits}}
+    - {{#if breaking}}**Breaking change:** {{/if}}{{subject}}{{#if href}} [`{{shorthash}}`]({{href}}){{/if}}
+  {{/each}}
+
+{{/each}}

package.json

@@ -1,9 +1,11 @@
 {
     "name": "sops-secretsmanager-cdk",
+    "version": "0.0.0",
     "scripts": {
         "postinstall": "npm run tsc && npm run get-sops",
         "get-sops": "wget https://github.com/mozilla/sops/releases/download/v3.5.0/sops-v3.5.0.linux -O ./provider/sops && chmod a+x ./provider/sops",
-        "tsc": "tsc"
+        "tsc": "tsc",
+        "version": "auto-changelog --template ./changelog_template.hbs -p && git add CHANGELOG.md"
     },
     "dependencies": {
         "@types/node": ">=10"
@@ -18,5 +20,8 @@
         "@aws-cdk/core": "^1.21.1",
         "@aws-cdk/custom-resources": "^1.21.1",
         "@aws-cdk/aws-cloudformation": "^1.21.1"
+    },
+    "devDependencies": {
+        "auto-changelog": "^1.16.2"
     }
 }