Update readme.md

Author: albangaignard

.github/readme.md

@@ -12,7 +12,7 @@ For new profiles:
 
 ## 2 Automated Rendering (Github Action)
 
-Once the pull request in the specifiaction repository is merged, a [GitHub Action workflow](.github/workflows/generate_profile_workflow.yml) is launched. It converts the JSON-LD representation of the Bioschemas profile from the specifications repository into the format needed for the Bioschemas website. 
+Once the pull request in the specifiaction repository is merged, a [GitHub Action workflow](https://github.com/BioSchemas/specifications/blob/master/.github/workflows/generate_profile_workflow.yml) is launched. It converts the JSON-LD representation of the Bioschemas profile from the specifications repository into the format needed for the Bioschemas website. 
 
 *Workflow steps (shown in figure below):*
 
@@ -50,4 +50,4 @@ You just need to merge it to master branch and your profile will be taken into c
 The following [diagram](https://app.diagrams.net/#G1xGR7iElX8lD3Dq7Eqg4mpsfbLuVyE0dx) illustrates how files are routed through the three main entities: DDE, Bioschemas specifications and Bioschemas website repositories.
 
 
-![Sequence Diagram](https://i.imgur.com/47Mff4k.png)
+![Sequence Diagram](https://i.imgur.com/47Mff4k.png)