fix(bashrc): add ~/.local/bin to PATH in deployed bashrc

The bin/ scripts and pipx CLIs land in ~/.local/bin, which was not on
PATH in either deployed bashrc. Add an idempotent PATH guard to
bashrc-linux and bashrc-osx so dt, claude-provider, pymupdf, etc. are
found after login. Update the install.sh and README notes to match.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

README.md

@@ -74,7 +74,7 @@ The script is re-runnable: each run re-backs up to `~/Oldconfig` (overwriting th
 
 ### CLI scripts (`bin/`)
 
-Deployed to `~/.local/bin` (must be on `PATH` — `pipx ensurepath` adds it):
+Deployed to `~/.local/bin` (the deployed bashrc adds this dir to `PATH`):
 
 - **`dt`** — manage claude-in-dtach sessions (`dt ls|at|kill`). Needs `dtach` + `fzf`.
 - **`dtach-router`** — source from `~/.bashrc` to get a session dashboard on SSH login. Needs `dt`, `dtach`, `fzf`.

bash/bashrc-linux

@@ -7,6 +7,12 @@ alias grep='grep --color=auto'
 # colored GCC warnings and errors
 export GCC_COLORS='error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01'
 
+# Ensure ~/.local/bin is on PATH (pipx CLIs + personal scripts from bin/)
+case ":$PATH:" in
+	*":$HOME/.local/bin:"*) ;;
+	*) export PATH="$HOME/.local/bin:$PATH" ;;
+esac
+
 # Set history size to unlimited
 if [[ $EUID == 0 ]] ; then
 	export HISTSIZE=0

bash/bashrc-osx

@@ -18,6 +18,12 @@ alias clean='sh ~/.script/clean.sh'
 # colored GCC warnings and errors
 export GCC_COLORS='error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01'
 
+# Ensure ~/.local/bin is on PATH (pipx CLIs + personal scripts from bin/)
+case ":$PATH:" in
+	*":$HOME/.local/bin:"*) ;;
+	*) export PATH="$HOME/.local/bin:$PATH" ;;
+esac
+
 # Used for vim header
 export VIUSER=xuser
 export VIMAIL=xuser@student.42.fr

install.sh

@@ -99,4 +99,4 @@ chmod +x "$HOME"/.local/bin/dt "$HOME"/.local/bin/dtach-router "$HOME"/.local/bi
 
 echo "Done. Restart your shell or run: source ~/.bashrc"
 echo "If you use zsh, switch to bash to enjoy these settings =)"
-echo "Note: ~/.local/bin must be on PATH (pipx ensurepath handles it; re-login if needed)."
+echo "Note: the deployed bashrc puts ~/.local/bin on PATH — re-login or run: source ~/.bashrc"