Use meld for git merges.

ansible/roles/base/files/gitconfig_home

@@ -18,3 +18,18 @@
 	date = local
 [init]
 	defaultBranch = main
+
+# Use meld for `git difftool` and `git mergetool`
+[diff]
+	tool = meld
+[difftool]
+	prompt = false
+[difftool "meld"]
+	cmd = meld "$LOCAL" "$REMOTE"
+[merge]
+	tool = meld
+[mergetool "meld"]
+        # Make the middle pane start with partially-merged contents:
+	cmd = meld "$LOCAL" "$MERGED" "$REMOTE" --output "$MERGED"
+        # Make the middle pane start without any merge progress:
+	# cmd = meld "$LOCAL" "$BASE" "$REMOTE" --output "$MERGED"

ansible/roles/base/files/gitconfig_work

@@ -18,3 +18,18 @@
 	date = local
 [init]
 	defaultBranch = main
+
+# Use meld for `git difftool` and `git mergetool`
+[diff]
+	tool = meld
+[difftool]
+	prompt = false
+[difftool "meld"]
+	cmd = meld "$LOCAL" "$REMOTE"
+[merge]
+	tool = meld
+[mergetool "meld"]
+        # Make the middle pane start with partially-merged contents:
+	cmd = meld "$LOCAL" "$MERGED" "$REMOTE" --output "$MERGED"
+        # Make the middle pane start without any merge progress:
+	# cmd = meld "$LOCAL" "$BASE" "$REMOTE" --output "$MERGED"

ansible/roles/base/tasks/common.yaml

@@ -17,6 +17,7 @@
       - colordiff
       - ipcalc
       - kdiff3
+      - meld
       - tcpdump
       - moreutils # for ts [%Y-%m-%d %H:%M:%.S]
       - ddrescue