bin: use usr/bin/env to spawn processes

Did some experimentation with NixOS and it needs to use `usr/bin/env`
instead of e.g. `/bin/bash`.

bin/bin/edit-in-vim.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Edit text fields in Neovim by selecting and copy the text followed by
 # triggering a shortcut to run this script.

bin/bin/snippets.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Snippet tool that adds text from either script output or plain files to the
 # clipboard and pastes it with Shift+Insert.
@@ -8,7 +8,7 @@
 #
 # Example of a executable snippet:
 #
-#   #!/bin/sh
+#   #!/usr/bin/env sh
 #   printf '%s' "$(date '+%F')"
 
 set -e

bin/bin/start-clangd.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 CLANGD="$HOME/.local/share/nvim/lsp_servers/clangd/clangd/bin/clangd"
 PORT=4444

bin/bin/weather.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 {
     response=$(/usr/bin/curl --silent --fail --connect-timeout 3 "wttr.in/Jonkoping?format=%C+%t")

bootstrap.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -ex
 

nvim/.config/nvim/lua/custom/lazy/dap.lua

@@ -29,7 +29,7 @@ return {
 
     dap.adapters.python = {
       type = "executable",
-      command = "/usr/bin/python3", --'path/to/virtualenvs/debugpy/bin/python'
+      command = "/usr/bin/env python3", --'path/to/virtualenvs/debugpy/bin/python'
       args = { "-m", "debugpy.adapter" },
     }
     dap.configurations.python = {
@@ -50,7 +50,7 @@ return {
           elseif vim.fn.executable(cwd .. "/.venv/bin/python3") == 1 then
             return cwd .. "/.venv/bin/python3"
           else
-            return "/usr/bin/python3"
+            return "/usr/bin/env python3"
           end
         end,
       },

tmux/.tmux.conf

@@ -8,7 +8,7 @@ unbind-key C-b
 set-option -g prefix C-a
 bind-key C-a send-prefix
 
-set-option -g default-command /bin/zsh
+set-option -g default-command "/usr/bin/env zsh"
 
 # History buffer limit. Default 2000
 set-option -g history-limit 100000