schema change: only local blog posts (huggingface#1937)

* schema change: only local blog posts

* trigger workflow

* unlink the `external:` blog posts

cc @yjernite @loubnabnl for info (sorry! hehe)

.github/workflows/validate-yaml.yml

@@ -7,11 +7,13 @@ on:
       - "**/_*.yml"
       - "schemas/_*.schema.yml"
       - ".github/workflows/validate-yaml.yml"
+      - "scripts/validate-yaml.ts"
   pull_request:
     paths: 
       - "**/_*.yml"
       - "schemas/_*.schema.yml"
       - ".github/workflows/validate-yaml.yml"
+      - "scripts/validate-yaml.ts"
 
 defaults:
   run:

_blog.yml

@@ -18,30 +18,6 @@
     - guide
     - nlp
 
-- external: https://huggingface.co/zero-shot
-  title: "Zero Shot Topic Classification"
-  author: joeddav
-  date: May 29, 2020
-  tags:
-    - research
-    - nlp
-
-- external: https://huggingface.co/calculator
-  title: "How Big Should My Language Model Be?"
-  author: teven
-  date: June 8, 2020
-  tags:
-    - research
-    - nlp
-
-- external: https://yjernite.github.io/lfqa.html
-  title: "Long Form Question Answering with ELI5"
-  author: yjernite
-  date: June 17, 2020
-  tags:
-    - guide
-    - nlp
-
 - local: reformer
   title: "The Reformer - Pushing the limits of language modeling"
   author: patrickvonplaten
@@ -60,14 +36,6 @@
     - research
     - nlp
 
-- external: https://huggingface.co/rag
-  title: "Retrieval Augmented Generation (RAG)"
-  author: yjernite
-  date: September 28, 2020
-  tags:
-    - guide
-    - nlp
-
 - local: encoder-decoder
   title: "Transformer-based Encoder-Decoder Models"
   author: patrickvonplaten
@@ -204,14 +172,6 @@
     - research
     - nlp
 
-- external: https://huggingface.co/blog/how_many_data_points
-  title: "How many data points is a prompt worth?"
-  author: teven
-  date: April 5, 2021
-  tags:
-    - research
-    - nlp
-
 - local: sagemaker-distributed-training-seq2seq
   title: "Distributed Training: Train BART/T5 for Summarization using 🤗 Transformers and Amazon SageMaker"
   author: philschmid
@@ -881,25 +841,6 @@
   - diffusion
   - stable-diffusion
 
-- external: https://huggingface.co/spaces/loubnabnl/code-generation-models
-  title: "Code generation with Hugging Face"
-  author: loubnabnl
-  thumbnail: /blog/assets/79_code_generation_space/code_generation.png
-  date: June 8, 2022
-  tags:
-    - guide
-    - research
-    - nlp
-
-- external: https://huggingface.co/spaces/sentence-transformers/Sentence_Transformers_for_semantic_search
-  title: "Using Sentence Transformers for semantic search"
-  author: espejelomar
-  thumbnail: /blog/assets/79_st_semantic_search/thumbnail.png
-  date: June 10, 2022
-  tags:
-  - nlp
-  - guide
-
 - local: ml-director-insights-3
   title: "Director of Machine Learning Insights [Part 3: Finance Edition]"
   author: britneymuller

scripts/validate-yaml.ts

@@ -22,8 +22,7 @@ for (const lang of ["", "zh/"]) {
     console.log(`Validating ${relativePath}`);
 
     z.array(z.object({
-      local: z.string().optional(),
-      external: z.string().optional(),
+      local: z.string(),
       title: z.string(),
       thumbnail: z.string().optional(),
       author: z.string(),