Add pdm package manager support

PDM is a modern Python package manager using pyproject.toml (PEP 621).
Uses the same MITM-only proxy approach as poetry/uv/pipx — all malware
detection and minimum package age enforcement happens at the proxy layer
by intercepting PyPI requests.

packages/safe-chain/src/shell-integration/helpers.js

@@ -102,6 +102,12 @@ export const knownAikidoTools = [
     ecoSystem: ECOSYSTEM_PY,
     internalPackageManagerName: "pipx",
   },
+  {
+    tool: "pdm",
+    aikidoCommand: "aikido-pdm",
+    ecoSystem: ECOSYSTEM_PY,
+    internalPackageManagerName: "pdm",
+  },
   // When adding a new tool here, also update the documentation for the new tool in the README.md
 ];
 

packages/safe-chain/src/shell-integration/startup-scripts/init-fish.fish

@@ -69,6 +69,10 @@ function pipx
     wrapSafeChainCommand "pipx" $argv
 end
 
+function pdm
+    wrapSafeChainCommand "pdm" $argv
+end
+
 function printSafeChainWarning
     set original_cmd $argv[1]
 

packages/safe-chain/src/shell-integration/startup-scripts/init-posix.sh

@@ -65,6 +65,10 @@ function pipx() {
   wrapSafeChainCommand "pipx" "$@"
 }
 
+function pdm() {
+  wrapSafeChainCommand "pdm" "$@"
+}
+
 function printSafeChainWarning() {
   # \033[43;30m is used to set the background color to yellow and text color to black
   # \033[0m is used to reset the text formatting

packages/safe-chain/src/shell-integration/startup-scripts/init-pwsh.ps1

@@ -70,6 +70,10 @@ function pipx {
     Invoke-WrappedCommand "pipx" $args $MyInvocation.Line $MyInvocation.OffsetInLine
 }
 
+function pdm {
+    Invoke-WrappedCommand "pdm" $args $MyInvocation.Line $MyInvocation.OffsetInLine
+}
+
 function Write-SafeChainWarning {
     param([string]$Command)