Revert "fix: typo on hf_token env name"

This reverts commit 469758138e209ba717d938e6fb3f36ef156a93fa.

cloudbuild.yaml

@@ -10,7 +10,7 @@ steps:
         "us-central1-docker.pkg.dev/${PROJECT_ID}/interview-ai-detector/model-prediction:latest",
         ".",
       ]
-    secretEnv: ["_HF_TOKEN"]
+    secretEnv: ["HF_TOKEN"]
 
   - name: "gcr.io/cloud-builders/docker"
     args:
@@ -25,4 +25,4 @@ images:
 availableSecrets:
   secretManager:
     - versionName: "projects/${PROJECT_ID}/secrets/HF_TOKEN/versions/1"
-      env: "_HF_TOKEN"
+      env: "HF_TOKEN"

core-model-prediction/Dockerfile

@@ -20,6 +20,9 @@ RUN python -m nltk.downloader punkt wordnet averaged_perceptron_tagger
 # Unzip wordnet
 RUN unzip /root/nltk_data/corpora/wordnet.zip -d /root/nltk_data/corpora/
 
+# Print masked HF Token for debugging
+RUN echo ${HF_TOKEN:0:4}********${HF_TOKEN: -4}
+
 # Download HuggingFace model
 RUN python -c "from transformers import AutoTokenizer, AutoModelForCausalLM; \
     tokenizer = AutoTokenizer.from_pretrained('google/gemma-2b', token='$HF_TOKEN'); \