diff --git a/.github/actions/black/action.yml b/.github/actions/black/action.yml
index 704b7258a..2063f9024 100644
--- a/.github/actions/black/action.yml
+++ b/.github/actions/black/action.yml
@@ -11,7 +11,6 @@ runs:
   steps:
     - name: Cancel previous running workflows
       uses: fkirc/skip-duplicate-actions@master
-    - uses: actions/checkout@v3
     - name: Install poetry
       shell: bash
       working-directory: ${{ inputs.current_package }}
diff --git a/.github/actions/changes/action.yml b/.github/actions/changes/action.yml
index e2975f68f..98bc7e9c2 100644
--- a/.github/actions/changes/action.yml
+++ b/.github/actions/changes/action.yml
@@ -1,4 +1,8 @@
 name: Changes
+outputs:
+  packages:
+    description: changes on all sub packages
+    value: ${{ toJSON(steps.changes.outputs) }}
 runs:
   using: "composite"
   steps:
@@ -6,11 +10,15 @@ runs:
       id: changes
       with:
         filters: |
-          ./src/datasource_toolkit/:
+          datasource_toolkit:
             - 'src/datasource_toolkit/**'
-          ./src/datasource_sqlalchemy:
+          datasource_sqlalchemy:
             - 'src/datasource_sqlalchemy/**'
-          ./src/agent_toolkit:
+          datasource_django:
+            - 'src/datasource_django/**'
+          agent_toolkit:
             - 'src/agent_toolkit/**'
-          ./src/flask_agent:
+          flask_agent:
             - 'src/flask_agent/**'
+          django_agent:
+            - 'src/django_agent/**'
diff --git a/.github/actions/coverage/action.yml b/.github/actions/coverage/action.yml
index cb258d0ab..9869110a9 100644
--- a/.github/actions/coverage/action.yml
+++ b/.github/actions/coverage/action.yml
@@ -13,7 +13,6 @@ inputs:
 runs:
   using: "composite"
   steps:
-    - uses: actions/checkout@v3
     - name: Install poetry
       shell: bash
       working-directory: ./src/
@@ -45,7 +44,7 @@ runs:
 
     # debug
     # - name: Archive code coverage final results
-    #   uses: actions/upload-artifact@v2
+    #   uses: actions/upload-artifact@v4
     #   with:
     #     name: coverage.xml
     #     path: ./src/coverage.xml
diff --git a/.github/actions/isort/action.yml b/.github/actions/isort/action.yml
index d6563ac6c..3067c0e1a 100644
--- a/.github/actions/isort/action.yml
+++ b/.github/actions/isort/action.yml
@@ -11,7 +11,6 @@ runs:
   steps:
     - name: Cancel previous running workflows
       uses: fkirc/skip-duplicate-actions@master
-    - uses: actions/checkout@v3
     - name: Install poetry
       shell: bash
       working-directory: ${{ inputs.current_package }}
diff --git a/.github/actions/linting/action.yml b/.github/actions/linting/action.yml
index e3f8fe77a..5315ca9bd 100644
--- a/.github/actions/linting/action.yml
+++ b/.github/actions/linting/action.yml
@@ -12,7 +12,6 @@ runs:
   steps:
     - name: Cancel previous running workflows
       uses: fkirc/skip-duplicate-actions@master
-    - uses: actions/checkout@v3
     - name: Install poetry
       shell: bash
       working-directory: ${{ inputs.current_package }}
diff --git a/.github/actions/pypi/action.yml b/.github/actions/pypi/action.yml
index ad631412b..6c97054a1 100644
--- a/.github/actions/pypi/action.yml
+++ b/.github/actions/pypi/action.yml
@@ -15,7 +15,6 @@ runs:
   steps:
     - name: Cancel previous running workflows
       uses: fkirc/skip-duplicate-actions@master
-    - uses: actions/checkout@v3
     - name: Install poetry
       shell: bash
       working-directory: ${{ inputs.current_package }}
diff --git a/.github/actions/release/action.yml b/.github/actions/release/action.yml
index 78f9501ad..680ce6ef8 100644
--- a/.github/actions/release/action.yml
+++ b/.github/actions/release/action.yml
@@ -33,14 +33,16 @@ outputs:
 runs:
   using: "composite"
   steps:
-    - uses: actions/checkout@v3
+    # this is certainly useless, but theses params seems to be here for a good reason.
+    # I added theses params to the related job in workflows.yml, but still afraid to test
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
         persist-credentials: false # GITHUB_TOKEN must not be set for the semantic release
     - uses: actions/setup-node@v2
       with:
         node-version: 14.17.6
-    # - uses: actions/cache@v2
+    # - uses: actions/cache@v4
     #   with:
     #     path: '**/node_modules'
     #     key: ${{ runner.os }}-modules-${{ hashFiles('**/yarn.lock') }}
diff --git a/.github/actions/tests/action.yml b/.github/actions/tests/action.yml
index 6bdb31b3b..7c40d1ef0 100644
--- a/.github/actions/tests/action.yml
+++ b/.github/actions/tests/action.yml
@@ -10,16 +10,16 @@ inputs:
 runs:
   using: "composite"
   steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
+    - name: Install poetry
+      shell: bash
+      run: pipx install poetry
     - name: Set up Python ${{ inputs.python-version }}
       uses: actions/setup-python@v4
       with:
         python-version: ${{ inputs.python-version }}
-        # cache: 'poetry'
-    - name: Install poetry
-      uses: snok/install-poetry@v1
-      with:
-        version: 1.7.1
+    # We are not caching here, because it's impossible to have less than 160MB of cache, meaning
+    # *6 subpackage, * 5 python version = 5GB, it's too much.
     - name: Install package dependencies
       shell: bash
       working-directory: ${{ inputs.current_package }}
diff --git a/.github/workflows/generic.yml b/.github/workflows/generic.yml
index f5d583936..f67a8548e 100644
--- a/.github/workflows/generic.yml
+++ b/.github/workflows/generic.yml
@@ -27,10 +27,13 @@ jobs:
   changes:
     name: changes
     runs-on: ubuntu-latest
+    outputs:
+      packages: ${{ steps.changes.outputs.packages }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - id: changes
         uses: ./.github/actions/changes
+
   lint:
     name: Linting
     needs: [ changes ]
@@ -40,9 +43,19 @@ jobs:
         python-version: ['3.10']
         current_package: ${{ fromJson(inputs.packages) }}
     steps:
-      - uses: actions/checkout@v3
+      - name: has change in sub package
+        id: has_change
+        run: |
+          PACKAGE_NAME=$(echo $PACKAGE | cut -d'/' -f3)
+          echo "has_change=$(echo $CHANGES | jq -r .$PACKAGE_NAME)" >> $GITHUB_OUTPUT
+        shell: bash
+        env:
+          PACKAGE: ${{ matrix.current_package }}
+          CHANGES: ${{ needs.changes.outputs.packages }}
+      - uses: actions/checkout@v4
+        if: ${{ steps.has_change.outputs.has_change != 'false' }}
       - id: lint
-        if: needs.changes.steps.changes.outputs.${{ matrix.current_package }} == 'true'
+        if: ${{ steps.has_change.outputs.has_change != 'false' }}
         uses: ./.github/actions/linting
         with:
           python-version: ${{ matrix.python-version }}
@@ -56,9 +69,19 @@ jobs:
         python-version: ['3.10']
         current_package: ${{ fromJson(inputs.packages) }}
     steps:
-      - uses: actions/checkout@v3
+      - name: has change in sub package
+        id: has_change
+        run: |
+          PACKAGE_NAME=$(echo $PACKAGE | cut -d'/' -f3)
+          echo "has_change=$(echo $CHANGES | jq -r .$PACKAGE_NAME)" >> $GITHUB_OUTPUT
+        shell: bash
+        env:
+          PACKAGE: ${{ matrix.current_package }}
+          CHANGES: ${{ needs.changes.outputs.packages }}
+      - uses: actions/checkout@v4
+        if: ${{ steps.has_change.outputs.has_change != 'false' }}
       - id: isort
-        if: needs.changes.outputs.${{ matrix.current_package }} == 'true'
+        if: ${{ steps.has_change.outputs.has_change != 'false' }}
         uses: ./.github/actions/isort
         with:
           python-version: ${{ matrix.python-version }}
@@ -72,9 +95,19 @@ jobs:
         python-version: ['3.10']
         current_package: ${{ fromJson(inputs.packages) }}
     steps:
-      - uses: actions/checkout@v3
+      - name: has change in sub package
+        id: has_change
+        run: |
+          PACKAGE_NAME=$(echo $PACKAGE | cut -d'/' -f3)
+          echo "has_change=$(echo $CHANGES | jq -r .$PACKAGE_NAME)" >> $GITHUB_OUTPUT
+        shell: bash
+        env:
+          PACKAGE: ${{ matrix.current_package }}
+          CHANGES: ${{ needs.changes.outputs.packages }}
+      - uses: actions/checkout@v4
+        if: ${{ steps.has_change.outputs.has_change != 'false' }}
       - id: isort
-        if: needs.changes.outputs.${{ matrix.current_package }} == 'true'
+        if: ${{ steps.has_change.outputs.has_change != 'false' }}
         uses: ./.github/actions/black
         with:
           python-version: ${{ matrix.python-version }}
@@ -88,7 +121,7 @@ jobs:
         python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
         current_package: ${{ fromJson(inputs.packages) }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - id: tests
         if: steps.changes.outputs.${{ matrix.current_package }} == 'true'
         uses: ./.github/actions/tests
@@ -103,7 +136,7 @@ jobs:
       matrix:
         python-version: ['3.10']
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - id: coverage
         uses: ./.github/actions/coverage
         with:
@@ -123,7 +156,10 @@ jobs:
       matrix:
         python-version: ['3.10']
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          persist-credentials: false # GITHUB_TOKEN must not be set for the semantic release
       - id: release
         uses: ./.github/actions/release
         with:
@@ -147,7 +183,7 @@ jobs:
         python-version: ['3.10']
         current_package: ${{ fromJson(inputs.packages) }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - id: pypi
         uses: ./.github/actions/pypi
         with: