replaced jq with shell utilites

Author: hemantharjunagari

composite-actions/fetch-paths/action.yaml

@@ -21,10 +21,6 @@ runs:
       with:
         go-version: '1.20'
 
-    # - name: Install jq
-    #   shell: bash
-    #   run: go install github.com/stedolan/jq@latest
-
     - name: Get changed directories and set matrix
       id: set_matrix
       shell: bash
@@ -41,14 +37,24 @@ runs:
           exit 0
         fi
 
+        # Process the config.json without jq
+        if [[ ! -f build/config.json ]]; then
+          echo "Error: build/config.json not found."
+          echo "matrix_services=[]" >> $GITHUB_OUTPUT
+          exit 1
+        fi
+
         services=$(for changed_dir in $changed_dirs; do
-          jq -r 'to_entries[] | select(.value.service_source_path | contains("'"$changed_dir"'")) | .key' build/config.json
-        done | sort -u | jq -r -s 'map(.)')
+          grep -oP '"([^"]+)"\s*:\s*{[^}]*"service_source_path"\s*:\s*"[^"]*'"$changed_dir"'[^"]*"}' build/config.json |
+          sed -n 's/^\s*"\([^"]*\)".*$/\1/p'
+        done | sort -u | tr '\n' ',' | sed 's/,$//')
 
         if [[ -z "$services" ]]; then
           echo "No matching services found in config.json. Skipping service check."
           echo "matrix_services=[]" >> $GITHUB_OUTPUT
           exit 0
         fi
 
-        echo "matrix_services=$services" >> $GITHUB_OUTPUT
+        # Format the services as a JSON array
+        services_json="[$services]"
+        echo "matrix_services=$services_json" >> $GITHUB_OUTPUT