feat: add git and history utility functions

- Add branch, fc, and gitup functions
- Update README documentation for new functions and abbreviations
- Remove obsolete push-vim function

functions/branch.fish

@@ -0,0 +1,14 @@
+function branch --description 'Switch to or create a git branch'
+    if not git rev-parse --is-inside-work-tree >/dev/null 2>&1
+        echo "Not a git repo."
+        return 1
+    end
+    
+    # Check if the branch already exists locally
+    if git show-ref --verify --quiet refs/heads/$argv[1]
+        git checkout $argv
+    else
+        # If it doesn't exist, create it
+                git checkout -b $argv
+        end
+end

functions/fc.fish

@@ -0,0 +1,37 @@
+function fc --description "Edit and execute the last command (Bash-style fc)"
+    set -l tmpfile (mktemp /tmp/fish_fc.XXXXXX).fish
+
+    if count $argv >/dev/null
+        # Search for a specific previous command
+        builtin history search --max=1 "$argv" | sed 's/^[0-9-]* [0-9:]* //' >$tmpfile
+    else
+        # Grab the last 2 commands, then take the 2nd one (the one before 'fc')
+        # This avoids the --skip flag entirely
+        builtin history --max=2 | sed 's/^[0-9-]* [0-9:]* //' | sed -n 2p >$tmpfile
+    end
+
+    # Set editor with fallback
+    set -l editor $EDITOR
+    if test -z "$editor"
+        set editor vi
+    end
+
+    # Only open editor if we actually got a command
+    if test -s $tmpfile
+        $editor $tmpfile
+
+        # Final check if user cleared the file in the editor
+        if test -s $tmpfile
+            set -l command (cat $tmpfile)
+            rm $tmpfile
+            commandline -r "$command"
+            commandline -f execute
+        else
+            rm $tmpfile
+            echo "fc: Aborted (empty file)"
+        end
+    else
+        rm $tmpfile
+        echo "fc: Could not retrieve history"
+    end
+end

functions/gitup.fish

@@ -0,0 +1,15 @@
+function gitup --description 'Fetch updates and show git status'
+    # Check if we are even in a git repository
+    if not git rev-parse --is-inside-work-tree >/dev/null 2>&1
+        echo "Check your map! You aren't in a git repository."
+        return 1
+    end
+    
+    if count $argv >/dev/null
+        git fetch $argv
+    else
+        git fetch
+    end
+    
+    and git status
+end

functions/push-vim.fish

@@ -1,7 +0,0 @@
-# Copyright (C) 2026 Rootiest
-# SPDX-License-Identifier: AGPL-3.0-or-later
-
-function push-vim --wraps=/home/rootiest/projects/propogate-vim/send.sh --description 'alias push-vim=/home/rootiest/projects/propogate-vim/send.sh'
-  /home/rootiest/projects/propogate-vim/send.sh $argv
-        
-end