fix: exclude auto update changelog commit (#135)

- Exclude auto update changelog from bot commit in CHANGELOG and
releases
- Update full commands explain in readme

README.md

@@ -292,59 +292,59 @@ iris config show
 
 ```toml
 [core]
-version = 1
-shell = ""          # "zsh", "bash", "fish", or empty for auto-detection
-shell-login = false # run the selected shell as a login shell; can also be enabled with iris --shell-login
-mode = "last"       # "last", "spec", or "history"
-debug = false
-expand-alias = true
-auto-execute = false
-atuin-history = 0
-atuin-db-path = ""
+version = 1           # config schema version
+shell = ""            # "zsh", "bash", "fish", or empty for auto-detect
+shell-login = false   # run shell as a login shell (also: iris --shell-login)
+mode = "last"         # "last", "spec", or "history"
+debug = false         # verbose logging to iris.log (also: iris -d)
+expand-alias = true   # expand aliases before matching
+auto-execute = false  # run suggestion immediately instead of inserting it
+atuin-history = 0     # 0 = shell history, 1 = atuin, 2 = both
+atuin-db-path = ""    # path to atuin's history.db, empty = use default
 
 [ui]
-style = "modern"    # "modern" or "classic"
-ghost-text = true
-hidden-files = false
-max-suggestions = 100
-max-height = 15
-max-width = 0
-nerd-fonts = true
+style = "modern"       # "modern" or "classic"
+ghost-text = true      # faded inline preview of top suggestion
+hidden-files = false   # include dotfiles in suggestions
+max-suggestions = 100  # max suggestions ranked before display
+max-height = 15        # max visible rows in the menu
+max-width = 0          # max menu width, 0 = auto
+nerd-fonts = true      # use nerd-font icons
 
 [keybindings]
-toggle-mode = "ctrl+r"
-toggle-menu = "shift+tab"
-select = "tab"
-navigate-up = "up"
-navigate-down = "down"
-navigate-right = "right"
+toggle-mode = "ctrl+r"     # switch spec/history mode
+toggle-menu = "shift+tab"  # show or hide the suggestion menu
+select = "tab"             # accept the selected suggestion
+navigate-up = "up"         # select up, or open history if empty
+navigate-down = "down"     # select down, or open history if empty
+navigate-right = "right"   # accept ghost text
 
 [git]
-filter-active-branch = true
-deduplicate-branches = true
+filter-active-branch = true  # exclude current branch from suggestions
+deduplicate-branches = true  # merge same-name local/remote branches
 
 [updater]
-check-on-startup = true
-channel = "stable" # "stable" or "nightly"
-check-interval = "24h"
-auto-update = 0 # 0 = off, 1 = auto-install, 2 = always confirm first
+check-on-startup = true  # check for updates on startup
+channel = "stable"       # "stable" or "nightly"
+check-interval = "24h"   # min time between update checks
+auto-update = 0          # 0 = off, 1 = auto-install, 2 = confirm first
 
 [ai]
 enabled = false
-provider = "groq" # "groq" or "ollama"
-debounce_ms = 400
+provider = "groq"  # "groq" or "ollama"
+debounce_ms = 400  # ms to wait before querying the AI
 
 # please use free subscription, that is enough for your daily usage
 [ai.providers.groq]
 endpoint = "https://api.groq.com/openai/v1/chat/completions"
-api_key_env = "GROQ_API_KEY" # or set api_key directly
+api_key_env = "GROQ_API_KEY"       # or set api_key directly
 model = "llama-3.3-70b-versatile"
-timeout_ms = 3000
+timeout_ms = 3000                  # ms before giving up
 
 [ai.providers.ollama]
 endpoint = "http://localhost:11434/v1/chat/completions"
 model = "qwen2.5-coder"
-timeout_ms = 5000
+timeout_ms = 5000  # ms before giving up
 ```
 
 > [!NOTE]