diff --git a/.github/workflows/test-code.yaml b/.github/workflows/test-code.yaml
index f4d0c32..f9562b3 100644
--- a/.github/workflows/test-code.yaml
+++ b/.github/workflows/test-code.yaml
@@ -55,6 +55,62 @@ jobs:
           python3.11 -m pip install --upgrade pip 
           pip3.11 install -r requirements.txt 
 
+      - name: create-json
+        id: create-json
+        uses: jsdaniell/create-json@1.1.2
+        with:
+          name: "gdrive-credentials.json"
+          json: ${{ secrets.GDRIVE_CREDENTIALS_DATA }}
+
+      - name: Configure DVC remote with service account
+        run: |
+          dvc remote modify storage gdrive_use_service_account true
+          dvc remote modify storage --local gdrive_service_account_json_file_path gdrive-credentials.json
+
+      - name: Pull DVC data
+        run: | 
+          dvc fetch
+          dvc pull
+
+      - name: Test git config
+        run: |
+          git status
+          git pull
+          git status
+
+
+      # - name: Git checkout
+      #   run: |
+      #     git checkout main
+
+      - name: Test tags version
+        run: |
+          git tag
+
+      - name: Test git checkout
+        run: |
+          git checkout v1.0 data/samples.dvc
+          dvc pull
+          git checkout v2.0 data/samples.dvc
+          dvc pull
+          git checkout v3.0 data/samples.dvc
+          dvc pull
+          git checkout v4.0 data/samples.dvc
+          dvc pull
+          git checkout v5.0 data/samples.dvc
+          dvc pull
+
+
+      - name: Test dvc checkout
+        run: |   
+          dvc checkout data/samples.dvc
+
+      - name: Test checkout
+        run: |   
+          git checkout HEAD data/samples.dvc
+          dvc checkout data/samples.dvc
+
+
       - name: Run your app
         run: python3.11 src/app.py &
 
diff --git a/.github/workflows/test-dvc.yaml b/.github/workflows/test-dvc.yaml
new file mode 100644
index 0000000..8cd7f2d
--- /dev/null
+++ b/.github/workflows/test-dvc.yaml
@@ -0,0 +1,123 @@
+# .github/workflows/test-code.yaml
+
+# Name of the workflow
+name: Test dvc
+
+# Trigger when?
+on:
+  push: # this will trigger the workflow/pipeline only if there is push on `main` branch
+    branches:
+      - main
+      - dev
+    paths: # the push should be specifically to the folders `src` or `scripts` to trigger this workflow, otherwise, the workflow will not be triggered
+      - 'src/**'
+      - 'scripts/**'
+      - 'services/airflow/dags/**'
+      - 'tests/**'
+      - 'configs/**'
+      - '.github/**'
+
+# Allows to only read the contents of the repository
+# `contents: read` permits an action to list the commits
+# `contents: write` allows the action to create a release
+permissions:
+  contents: read
+
+# Declare environment variables to be used in this workflow file
+env:
+  message: "Testing dvc!"
+
+# Tasks
+jobs:
+  # Task name
+  test-code:
+    # OS to run the task
+    runs-on: ubuntu-latest # The ubuntu-latest label currently uses the Ubuntu 22.04 runner image
+
+    defaults: # Set working directory of the job
+      run:
+        shell: bash # Set the default shell
+        working-directory: .
+
+    # The steps of the task/job
+    steps:
+
+
+      - name: Checking out our code
+        uses: actions/checkout@v4
+
+      - name: setup python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.11.0'
+          cache: 'pip' # caching pip dependencies
+
+
+      - name: install python packages
+        run: |
+          python3.11 -m pip install --upgrade pip 
+          pip3.11 install dvc
+          pip3.11 install dvc-gdrive
+
+      - name: create-json
+        id: create-json
+        uses: jsdaniell/create-json@1.1.2
+        with:
+          name: "gdrive-credentials.json"
+          json: ${{ secrets.GDRIVE_CREDENTIALS_DATA }}
+
+      - name: Configure DVC remote with service account
+        run: |
+          dvc remote modify storage gdrive_use_service_account true
+          dvc remote modify storage --local gdrive_service_account_json_file_path gdrive-credentials.json
+
+      - name: Pull DVC data
+        run: | 
+          dvc fetch
+          dvc pull
+
+      - name: Test git config
+        run: |
+          git status
+          git pull
+          git status
+
+
+      # - name: Git checkout
+      #   run: |
+      #     git checkout main
+
+      - name: Test tags version
+        run: |
+          git tag
+
+      - name: Test git checkout
+        run: |
+          git checkout v1.0 data/samples.dvc
+          dvc pull
+          dvc checkout data/samples.dvc
+          git checkout v2.0 data/samples.dvc
+          dvc pull
+          dvc checkout data/samples.dvc
+          git checkout v3.0 data/samples.dvc
+          dvc pull
+          dvc checkout data/samples.dvc
+          git checkout v4.0 data/samples.dvc
+          dvc pull
+          dvc checkout data/samples.dvc
+          git checkout v5.0 data/samples.dvc
+          dvc pull
+          dvc checkout data/samples.dvc
+
+
+      - name: Test dvc checkout
+        run: |   
+          dvc checkout data/samples.dvc
+
+      - name: Test checkout
+        run: |   
+          git checkout HEAD data/samples.dvc
+          dvc checkout data/samples.dvc
+
+
+    
diff --git a/.github/workflows/validate-model.yaml b/.github/workflows/validate-model.yaml
new file mode 100644
index 0000000..7674f1c
--- /dev/null
+++ b/.github/workflows/validate-model.yaml
@@ -0,0 +1,83 @@
+# .github/workflows/test-code.yaml
+
+# Name of the workflow
+name: Test code
+
+# Trigger when?
+on:
+  push: # this will trigger the workflow/pipeline only if there is push on `main` branch
+    branches:
+      - main
+      - dev
+    paths: # the push should be specifically to the folders `src` or `scripts` to trigger this workflow, otherwise, the workflow will not be triggered
+      - 'src/**'
+      - 'scripts/**'
+      - 'services/airflow/dags/**'
+      - 'tests/**'
+      - 'configs/**'
+      - '.github/**'
+
+# Allows to only read the contents of the repository
+# `contents: read` permits an action to list the commits
+# `contents: write` allows the action to create a release
+permissions:
+  contents: read
+
+# Declare environment variables to be used in this workflow file
+env:
+  message: "Testing code!"
+
+# Tasks
+jobs:
+  # Task name
+  test-code:
+    # OS to run the task
+    runs-on: ubuntu-latest # The ubuntu-latest label currently uses the Ubuntu 22.04 runner image
+
+    defaults: # Set working directory of the job
+      run:
+        shell: bash # Set the default shell
+        working-directory: .
+
+    # The steps of the task/job
+    steps:
+      - name: Checking out our code
+        uses: actions/checkout@v4
+
+      - name: setup python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.11.0'
+          cache: 'pip' # caching pip dependencies
+
+      - name: install python packages
+        run: |
+          python3.11 -m pip install --upgrade pip 
+          pip3.11 install -r requirements.txt 
+
+      - name: Export variables
+        run: | 
+          echo $PWD
+          export ZENML_CONFIG_PATH=$PWD/services/zenml
+          export PROJECTPATH=$PWD
+          export AIRFLOW_HOME=$PWD/services/airflow
+          export PYTHONPATH=$PWD/src
+
+      - name: Run ZenML server
+        run: zenml down && zenml up
+
+      - name: Run your app
+        run: python3.11 src/validate.py
+
+  # Another job
+  print_info:
+    runs-on: ubuntu-latest
+    needs: test-code
+    steps:
+      - name: print my password
+        run: | 
+          echo My password is ${{ secrets.PASSWORD }}
+          echo My name is '${{ vars.NAME }}'
+
+      - name: print message
+        run: echo $message
diff --git a/.gitignore b/.gitignore
index 839b567..140ae40 100644
Binary files a/.gitignore and b/.gitignore differ
diff --git a/services/gx/expectations/first_phase_expectation_suite.json b/services/gx/expectations/first_phase_expectation_suite.json
index 860e5a4..0e92f84 100644
--- a/services/gx/expectations/first_phase_expectation_suite.json
+++ b/services/gx/expectations/first_phase_expectation_suite.json
@@ -43,7 +43,7 @@
       "expectation_type": "expect_column_median_to_be_between",
       "kwargs": {
         "column": "price",
-        "max_value": 15000000.0,
+        "max_value": 17000000.0,
         "min_value": 120000.0
       },
       "meta": {
@@ -241,6 +241,6 @@
   ],
   "ge_cloud_id": null,
   "meta": {
-    "great_expectations_version": "0.18.18"
+    "great_expectations_version": "0.18.19"
   }
 }
\ No newline at end of file
diff --git a/services/gx/great_expectations.yml b/services/gx/great_expectations.yml
index c519afb..32705c2 100644
--- a/services/gx/great_expectations.yml
+++ b/services/gx/great_expectations.yml
@@ -102,7 +102,7 @@ fluent_datasources:
     assets:
       asset01:
         type: csv
-        filepath_or_buffer: data\samples\sample.csv
+        filepath_or_buffer: data/samples/sample.csv
   my_pandas_ds:
     type: pandas
     assets:
diff --git a/src/app.py b/src/app.py
index feb7ea5..b15430b 100644
--- a/src/app.py
+++ b/src/app.py
@@ -116,10 +116,10 @@ def predict(
                         gr.Text(label="province_name"),
                         gr.Number(label="latitude"),
                         gr.Number(label="longitude"),
-                        gr.Number(label="baths"),
+                        gr.Number(label="baths"), # slider
                         gr.Text(label="area"),  # Marla or Kanal + size
                         gr.Dropdown(label="purpose", choices=["For Sale", "For Rent"]),
-                        gr.Number(label="bedrooms"),
+                        gr.Number(label="bedrooms"), #slider
                         gr.Textbox(label="date_added"), # TODO: How to add datetime?
                         gr.Text(label="agency"),
                         gr.Text(label="agent"),
diff --git a/src/data.py b/src/data.py
index 208d1df..96fa647 100644
--- a/src/data.py
+++ b/src/data.py
@@ -97,10 +97,11 @@ def read_datastore():
 
     version = cfg.test_data_version if cfg.test else cfg.index
     try:
-        subprocess.run(["dvc", "fetch"])
+        subprocess.run(["dvc", "fetch"], check=True)
         subprocess.run(["dvc", "pull"], check=True)
         subprocess.run(
             ["git", "checkout", f"v{version}.0", f"{cfg.dvc_file_path}"], check=True)
+        subprocess.run(["dvc", "pull"], check=True)
         subprocess.run(["dvc", "checkout", f"{cfg.dvc_file_path}"], check=True)
 
         sample_path = cfg.sample_path
@@ -112,6 +113,7 @@ def read_datastore():
         # Return to the HEAD state
         subprocess.run(["git", "checkout", "HEAD",
                        f"{cfg.dvc_file_path}"], check=True)
+        subprocess.run(["dvc", "pull"], check=True)
         subprocess.run(["dvc", "checkout", f"{cfg.dvc_file_path}"], check=True)
 
 
diff --git a/tests/conftest.py b/tests/conftest.py
new file mode 100644
index 0000000..18d0702
--- /dev/null
+++ b/tests/conftest.py
@@ -0,0 +1,33 @@
+from typing import Tuple
+
+import pandas as pd
+import pytest
+from hydra import initialize, compose
+from omegaconf import DictConfig
+
+from src.data import (
+    read_datastore,
+    preprocess_data,
+)
+
+
+@pytest.fixture
+def cfg() -> DictConfig:
+    """
+    Load the test_config.yaml configuration file
+    """
+    with initialize(config_path="../configs", version_base=None):
+        cfg = compose(config_name="test_config")
+    return cfg
+
+
+@pytest.fixture
+def raw_sample() -> pd.DataFrame:
+    df = read_datastore()
+    return df
+
+
+@pytest.fixture
+def preprocessed_sample(raw_sample) -> Tuple[pd.DataFrame, pd.Series]:
+    X, y = preprocess_data(raw_sample)
+    return X, y
diff --git a/tests/test_data.py b/tests/test_data.py
index fc2e69f..9a204f0 100644
--- a/tests/test_data.py
+++ b/tests/test_data.py
@@ -12,28 +12,6 @@
     read_datastore, preprocess_data, load_features
 
 
-@pytest.fixture
-def cfg() -> DictConfig:
-    """
-    Load the test_config.yaml configuration file
-    """
-    with initialize(config_path="../configs", version_base=None):
-        cfg = compose(config_name="test_config")
-    return cfg
-
-
-@pytest.fixture
-def raw_sample(cfg) -> pd.DataFrame:
-    df = read_datastore(cfg)
-    return df
-
-
-@pytest.fixture
-def preprocessed_sample(raw_sample) -> Tuple[pd.DataFrame, pd.Series]:
-    X, y = preprocess_data(raw_sample)
-    return X, y
-
-
 def sample_data_stage(cfg: DictConfig, index: int, sample_file: str):
     """
     Helper function to sample data for a specific project stage
diff --git a/tests/test_data_expectations.py b/tests/test_data_expectations.py
index 436e5f1..08ecee0 100644
--- a/tests/test_data_expectations.py
+++ b/tests/test_data_expectations.py
@@ -1,35 +1,6 @@
-import pandas as pd
-import pytest
-from hydra import compose, initialize
-from omegaconf import DictConfig
-from typing import Tuple
-
-
-from src.data import read_datastore, preprocess_data
 from src.data_expectations import validate_features, validate_initial_data
 
 
-@pytest.fixture
-def cfg() -> DictConfig:
-    """
-    Load the test_config.yaml configuration file
-    """
-    with initialize(config_path="../configs", version_base=None):
-        cfg = compose(config_name="test_config")
-    return cfg
-
-
-@pytest.fixture
-def raw_sample(cfg) -> pd.DataFrame:
-    df = read_datastore(cfg)
-    return df
-
-@pytest.fixture
-def preprocessed_sample(raw_sample) -> Tuple[pd.DataFrame, pd.Series]:
-    X, y = preprocess_data(raw_sample)
-    return X, y
-
-
 def test_validate_initial_data():
     try:
         validate_initial_data()