refactor: update template variable syntax to use YAML format (#24)

Author: FidelusAleksander

README.md

@@ -50,7 +50,7 @@ steps:
     run: echo "${{ steps.build-comment.outputs.updated-text }}"
 ```
 
-### Direct Text (ENV variables)
+### Direct Text (YAML variables)
 
 ```yaml
 steps:
@@ -60,7 +60,7 @@ steps:
     with:
       template-text: 'Hello {{ login }}, nice to meet you!'
       template-vars: |
-        login=${{ github.actor }}
+        login: ${{ github.actor }}
 
   - name: Do something with result
     run: echo "${{ steps.build-comment.outputs.updated-text }}"

examples/direct-text.yml

@@ -16,10 +16,11 @@ jobs:
         uses: skills/action-text-variables@v1
         with:
           template-text: 'Hello {{ login }}, nice to meet you! Have you met my friend {{ friend }}?'
-          template-vars: '{
-            "login": "${{ github.actor }}",
-            "friend": "Mona"
-            }'
+          template-vars: >
+            {
+              "login": "${{ github.actor }}",
+              "friend": "Mona"
+            }
 
       - name: Do something with result
         run: echo "${{ steps.build-comment.outputs.updated-text }}"
@@ -38,8 +39,8 @@ jobs:
         with:
           template-text: 'Hello {{ login }}, nice to meet you! Have you met my friend {{ friend }}?'
           template-vars: |
-            login=${{ github.actor }}
-            friend=Mona
+            login: ${{ github.actor }}
+            friend: Mona
 
       - name: Do something with result
         run: echo "${{ steps.build-comment.outputs.updated-text }}"

examples/template-from-other-repo.yml

@@ -25,10 +25,11 @@ jobs:
         uses: skills/action-text-variables@v1
         with:
           template-file: response-templates/step-feedback/lesson-finished.md
-          template-vars: '{
+          template-vars: >
+            {
               "login": "${{ github.actor }}",
               "repo_full_name": "${{ github.repository }}"
-            }'
+            }
 
       - name: Do something with result
         run: echo "${{ steps.build-comment.outputs.updated-text }}"

examples/template-from-same-repo.yml

@@ -19,7 +19,10 @@ jobs:
         uses: skills/action-text-variables@v1
         with:
           template-file: examples/hello.md
-          template-vars: '{"login": "${{ github.actor }}" }'
+          template-vars: >
+            {
+              "login": "${{ github.actor }}"
+            }
 
       - name: Do something with result
         run: echo "${{ steps.build-comment.outputs.updated-text }}"