feat: create and list issues

.prettierrc.js

@@ -2,4 +2,4 @@ module.exports = {
   singleQuote: true,
   trailingComma: 'es5',
   printWidth: 100,
-};
+};

README.md

@@ -82,6 +82,12 @@ hooks:
   post_checkout: npm install
   apply: mv .eslintrc .eslintrc.json
   pr_message: echo 'Hey! This PR renames `.eslintrc` to `.eslintrc.json`'
+issues:
+  title: "this is my first updated issue"
+  description: "this is my first updated issue"
+  labels: ['ENHANCEMENT', 'BUG']
+  state: closed
+  state_reason: completed
 ```
 
 ### Fields
@@ -127,6 +133,16 @@ Hooks define the core functionality of a migration in Shepherd.
   - **Description**: Commands to generate a pull request message.
   - **Output**: Anything written to `stdout` is used for the message. Multiple commands will have their outputs concatenated.
 
+- `issue`:
+  - **Description**: Commands to post, update and close issues.
+  - **Output**: Depending on the details provided in migration scripts, the issues will be created, updated and closed.
+
+- `list-issues`:
+  - **Description**: Commands to list all posted issues.
+  - **Output**: All the posted issues are listed in the table format.
+
+
+
 ### Requirements
 
 - Optional: `should_migrate`, `post_checkout`
@@ -167,6 +183,8 @@ There are a number of commands that must be run to execute a migration:
 - `pr-preview`: Prints the commit message that would be used for each repository without actually creating a PR; uses the `pr_message` hook.
 - `pr`: Creates a PR for each repo with the message generated from the `pr_message` hook.
 - `version`: Prints Shepherd version
+- `issue`: Create/update/close issues across multiple repository.
+- `list-issues`: Lists all posted issues in the table format.
 
 By default, `checkout` will use the adapter to figure out which repositories to check out, and the remaining commands will operate on all checked-out repos. To only checkout a specific repo or to operate on only a subset of the checked-out repos, you can use the `--repos` flag, which specifies a comma-separated list of repos: