fix: feature not returning

cloudbuild.yaml

@@ -1,19 +1,8 @@
 steps:
   - name: "gcr.io/cloud-builders/docker"
-    args:
-      [
-        "build",
-        "-t",
-        "us-central1-docker.pkg.dev/${PROJECT_ID}/interview-ai-detector/model-prediction:latest",
-        "./core-model-prediction",
-      ]
-
-  - name: "gcr.io/cloud-builders/docker"
-    args:
-      [
-        "push",
-        "us-central1-docker.pkg.dev/${PROJECT_ID}/interview-ai-detector/model-prediction:latest",
-      ]
+    dir: "core-model-prediction"
+    script: |
+      docker build -t us-central1-docker.pkg.dev/${PROJECT_ID}/interview-ai-detector/model-prediction:latest .
 
   - name: "gcr.io/google.com/cloudsdktool/cloud-sdk"
     entrypoint: "bash"

core-model-prediction/random_forest_dependencies.py

@@ -5,7 +5,6 @@ from collections import Counter
 class RandomForestDependencies:
     def __init__(self):
         self.gemma2bdependencies = Gemma2BDependencies()
-        self.random_forest_features = []
 
     def calculate_features(self, question: str, answer: str, probability: float, backspace_count: int, typing_duration: int, letter_click_counts: dict[str, int]):
         cosine_similarity = self.gemma2bdependencies.calculate_cosine_similarity(
@@ -15,7 +14,7 @@ class RandomForestDependencies:
         letter_discrepancy = self.calculate_letter_discrepancy(
             answer, letter_click_counts)
 
-        self.random_forest_features = [
+        return [
             cosine_similarity, probability, backspace_count_normalized,
             typing_duration_normalized, letter_discrepancy
         ]