Add uv (Astral Python package manager) support

- Add uv package manager implementation following pip pattern
- Configure MITM proxy with CA bundle for PyPI packages
- Add shell integration (bash/zsh/fish/PowerShell)
- Conditional on --include-python flag
- Add 33 comprehensive E2E tests covering:
  - uv pip install/sync/compile commands
  - uv add for project dependencies
  - uv tool install for global tools
  - uv run --with for ephemeral dependencies
  - uv sync for project syncing
  - Malware blocking verification for all methods
- Update documentation and package.json
- Install uv in Docker test environment

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

@@ -77,6 +77,10 @@ function pip3
     wrapSafeChainCommand "pip3" "aikido-pip3" $argv
 end
 
+function uv
+    wrapSafeChainCommand "uv" "aikido-uv" $argv
+end
+
 # `python -m pip`, `python -m pip3`.
 function python
     wrapSafeChainCommand "python" "aikido-python" $argv

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

@@ -69,6 +69,10 @@ function pip3() {
   wrapSafeChainCommand "pip3" "aikido-pip3" "$@"
 }
 
+function uv() {
+  wrapSafeChainCommand "uv" "aikido-uv" "$@"
+}
+
 # `python -m pip`, `python -m pip3`.
 function python() {
   wrapSafeChainCommand "python" "aikido-python" "$@"

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

@@ -95,6 +95,10 @@ function pip3 {
     Invoke-WrappedCommand "pip3" "aikido-pip3" $args
 }
 
+function uv {
+    Invoke-WrappedCommand "uv" "aikido-uv" $args
+}
+
 # `python -m pip`, `python -m pip3`.
 function python {
     Invoke-WrappedCommand 'python' 'aikido-python' $args