fix: pin dependencies and add PR context validation

- Pin dependency versions for reproducibility
- Add PR context validation to workflows
- Map mobile/plugin to admin for disable check

Author: aadithya2112

.github/workflows/python-checks.yml

@@ -113,6 +113,14 @@ jobs:
         with:
           fetch-depth: 0
 
+      - name: Validate PR context
+        run: |
+          if [ -z "${{ github.event.pull_request.base.sha }}" ]; then
+            echo "Error: This check must be called from a pull_request event context"
+            echo "It requires pull_request.base.sha and pull_request.head.sha to determine changed files"
+            exit 1
+          fi
+
       - name: Get changed files
         id: changed-files
         run: |
@@ -136,4 +144,9 @@ jobs:
 
       - name: Run disable statements check
         run: |
-          python /tmp/scripts/disable_statements_check.py --repo=${{ inputs.repo-type }} --files ${{ steps.changed-files.outputs.all_changed_files }}
+          # Map repo types to script-compatible values (script only accepts 'api' or 'admin')
+          REPO_TYPE="${{ inputs.repo-type }}"
+          if [[ "$REPO_TYPE" == "mobile" || "$REPO_TYPE" == "plugin" ]]; then
+            REPO_TYPE="admin"
+          fi
+          python /tmp/scripts/disable_statements_check.py --repo=$REPO_TYPE --files ${{ steps.changed-files.outputs.all_changed_files }}

.github/workflows/python-disable-check.yml

@@ -18,6 +18,14 @@ jobs:
         with:
           fetch-depth: 0
 
+      - name: Validate PR context
+        run: |
+          if [ -z "${{ github.event.pull_request.base.sha }}" ]; then
+            echo "Error: This workflow must be called from a pull_request event context"
+            echo "It requires pull_request.base.sha and pull_request.head.sha to determine changed files"
+            exit 1
+          fi
+
       - name: Get changed files
         id: changed-files
         run: |

.github/workflows/requirements.txt

@@ -12,12 +12,12 @@
 ##############################################################################
 
 # Code Formatting
-black
+black==25.1.0
 
 # Docstring Checking
-pydocstyle
-docstring_parser
+pydocstyle==6.3.0
+docstring_parser==0.17.0
 
 # Linting
-flake8
-flake8-docstrings
+flake8==7.3.0
+flake8-docstrings==1.7.0