refactor(pipeline): move scripts into .github directory

closer to the invoking workflow, simplify pipeline

prevent pipeline scripts from being copied into GH pages site

Author: thekaveman

bin/repos/filter.sh renamed to .github/bin/repos/filter.sh

@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+set -eu
+
+source=.github/bin/repos
+target=_data/repos.json
+
+$source/get.sh | $source/filter.sh | $source/sort.sh > "$target"
+
+echo "::set-output name=data_file::$target"

bin/repos/get.sh renamed to .github/bin/repos/get.sh

@@ -20,7 +20,7 @@ jobs:
 
       - name: Update local repository data
         id: pipeline
-        run: ./bin/pipeline.sh repos
+        run: ./.github/bin/repos/pipeline.sh
 
       - name: Commit updated data
         id: commit