Use underscore instead of dash to compute repository/snapshot name

Dash are commonly used in distribution, prefix and component name.
Prefer using underscore to easily split distribution/prefix/component
from names.

README.md

@@ -6,14 +6,14 @@ This plugin will try to :
 - List all changes files in the specified directory and filter on the specified source package name (if specified)
 - Iter on detected changes files and foreach of then:
  - the changes file is parsed to detect the source package name, the distribution and included files
- - the repository name is computed (if not specified). __Format:__ `{prefix}-{distribution}-{component}`. __Note:__ if the default prefix is specified (`.`), it will not be used to compute the repository name.
+ - the repository name is computed (if not specified). __Format:__ `{prefix}_{distribution}_{component}`. __Note:__ if the default prefix is specified (`.`), it will not be used to compute the repository name.
  - the current published distribution is retreived using APTLY Publish API to:
    - check it was already manally published a first time
    - check it used a snapshot kind of sources
    - retreive other components source snapshot
  - Upload the changes file and all its included files using APTLY File Upload API in a directory named as the source package
  - Include the changes file using APTLY Local Repos API
- - Compute a snapshot name for the repository based on the current date and the repository name. __Format:__ `YYYYMMDD-HHMMSS-{repository name}`
+ - Compute a snapshot name for the repository based on the current date and the repository name. __Format:__ `YYYYMMDD-HHMMSS_{repository name}`
  - Create a snapshot of the repository using APTLY Local Repos API
  - Update the published distribution with this new snapshot as source of the specified component and keeping other components source snapshot.
 
@@ -38,7 +38,7 @@ pipeline:
         from_secret: aptly_api_password
       prefix: debian
       repo_component: main
-      repo_name: debian-stable-main
+      repo_name: debian_stable_main
       path: dist
       source_name: myproject
       max_retries: 2
@@ -85,7 +85,7 @@ publish:
     APTLY_API_USERNAME: myproject
     APTLY_PREFIX: "debian"
     APTLY_REPO_COMPONENT: "main"
-    APTLY_REPO_NAME: "debian-stable-main"
+    APTLY_REPO_NAME: "debian_stable_main"
     APTLY_PATH: "dist"
     APTLY_SOURCE_NAME: "myproject"
     APTLY_MAX_RETRIES: 2
@@ -98,4 +98,4 @@ publish:
     - if: $CI_COMMIT_TAG
 ```
 
-The parameters are passed using environment variables as designed with a Woodpecker CI plugin. Consequently, you could refer to the previous section for details about these parameters. For the password to request Aptly API, you have to set the `APTLY_API_PASSWORD` CI variable in your Gitlab project configuration (be sure to check _Masked variable_).
+The parameters are passed using environment variables as designed with a Woodpecker CI plugin. Consequently, you could refer to the previous section for details about these parameters. For the password to request Aptly API, you have to set the `APTLY_API_PASSWORD` CI variable in your Gitlab project configuration (be sure to check _Masked variable_).

aptly-publish

@@ -90,9 +90,9 @@ def get_repo_name(dist):
     """ Compute and retreive repository name """
     if REPO_NAME:
         return REPO_NAME
-    value = f'{dist}-{REPO_COMPONENT}'
+    value = f'{dist}_{REPO_COMPONENT}'
     if PREFIX != ".":
-        value = f'{PREFIX}-{value}'
+        value = f'{PREFIX}_{value}'
     return value
 
 
@@ -251,7 +251,7 @@ for changes_file in changes_files:
         sys.exit(1)
 
     # Create a snapshot of the repository
-    snap_name = datetime.datetime.now().strftime(f'%Y%m%d-%H%M%S-{repo_name}')
+    snap_name = datetime.datetime.now().strftime(f'%Y%m%d-%H%M%S_{repo_name}')
     print(f'Create new snapshot "{snap_name}" of repository "{repo_name}"')
 
     url = f'{API_URL}/repos/{repo_name}/snapshots'