- move pr collection into npm module

(publish without any furhter notes or docs)
- refactor action to use npm dependency

src/configuration.ts

@@ -1,3 +1,5 @@
+import {Extractor, Regex, Rule, Sort, Transformer} from 'github-pr-collector/lib/configuration'
+
 export interface Configuration {
   max_tags_to_fetch: number
   max_pull_requests: number
@@ -45,30 +47,6 @@ export type Property =
   | 'approvedReviewers'
   | 'status'
 
-export interface Rule extends Regex {
-  on_property?: Property // retrieve the property to apply the rule on
-}
-
-export interface Sort {
-  order: 'ASC' | 'DESC' // the sorting order
-  on_property: 'mergedAt' | 'title' // the property to sort on. (mergedAt falls back to createdAt)
-}
-
-export interface Regex {
-  pattern: string // the regex pattern to match
-  flags?: string // the regex flag to use for RegExp
-}
-
-export interface Transformer extends Regex {
-  target?: string // the target string to transform the source string using the regex to
-}
-
-export interface Extractor extends Transformer {
-  on_property?: Property[] | Property | undefined // retrieve the property to extract the value from
-  method?: 'replace' | 'match' | undefined // the method to use to extract the value, `match` will not use the `target` property
-  on_empty?: string | undefined // in case the regex results in an empty string, this value is gonna be used instead (only for label_extractor currently)
-}
-
 export interface TagResolver {
   method: string // semver, sort
   filter?: Regex // the regex to filter the tags, prior to sorting