Address PR review: name docs/configuration.md in adapter checklists

CONTRIBUTING.md's two adapter "Also update" entries now list the
docs/configuration.md editor list and AI tool table, matching the
editor/ai instruction files. Also correct those files and the Copilot
guide to say "list" for editors, since docs/configuration.md presents
editors as a bullet list and only AI tools as a table.

Author: helizaga

.github/copilot-instructions.md

@@ -43,7 +43,7 @@ Standard tools are registry lines, not files. `_EDITOR_REGISTRY` entries are `na
 
 **Add a command**: create `lib/commands/<name>.sh` with `cmd_<name>()`; add a `case` entry to `main()` in `bin/git-gtr`; add `_help_<name>()` to `lib/commands/help.sh` (found by name; add a `case` alias in `cmd_help` only if the command has aliases); add the command and its flags to the `generate_bash`, `generate_zsh`, and `generate_fish` templates in `scripts/generate-completions.sh`; run `./scripts/generate-completions.sh`; add `tests/cmd_<name>.bats`; document it in README.
 
-**Add an adapter**: add a registry line in `lib/adapters.sh`; run `./scripts/generate-completions.sh`; update the adapter tables in README and `docs/configuration.md` and the tool list in `lib/commands/help.sh`.
+**Add an adapter**: add a registry line in `lib/adapters.sh`; run `./scripts/generate-completions.sh`; update the adapter lists in README and `docs/configuration.md` and the tool list in `lib/commands/help.sh`.
 
 **Change a flag**: update the command's `parse_args` spec, its `_help_<name>()`, the three completion templates, the regenerated completions, README, and the matching BATS file.
 

.github/instructions/ai.instructions.md

@@ -44,7 +44,7 @@ ai_start() {
 
 File-based adapters take precedence over registry entries of the same name.
 
-**Also update**: README and `docs/configuration.md` tool tables, help text in `lib/commands/help.sh` (`_help_ai`); then run `./scripts/generate-completions.sh` (completions are generated and checked in CI)
+**Also update**: the README tool list and the `docs/configuration.md` AI tool table, help text in `lib/commands/help.sh` (`_help_ai`); then run `./scripts/generate-completions.sh` (completions are generated and checked in CI)
 
 ## Contract & Guidelines
 

.github/instructions/editor.instructions.md

@@ -50,7 +50,7 @@ File-based adapters take precedence over registry entries of the same name.
 - README.md (setup instructions)
 - Completions: run `./scripts/generate-completions.sh` (registry names are picked up automatically; the files under `completions/` are generated and checked in CI)
 - Help text in `lib/commands/help.sh` (`_help_editor`)
-- Editor table in `docs/configuration.md`
+- Editor list (**Setup editors**) in `docs/configuration.md`
 
 ## Contract & Guidelines
 
@@ -59,6 +59,6 @@ File-based adapters take precedence over registry entries of the same name.
 - Use `log_error` with actionable install guidance if command missing.
 - Keep adapter lean: no project scans, no blocking prompts.
 - Naming: file/registry name = tool name (`zed` → `zed` flag). Avoid uppercase.
-- Update: README editor list, `docs/configuration.md` editor table, help text, then regenerate completions.
+- Update: README editor list, `docs/configuration.md` editor list, help text, then regenerate completions.
 - Fallback behavior: if editor absent, fail clearly; do NOT silently defer to file browser.
 - Inspect function definition if needed: `declare -f editor_open`.

CONTRIBUTING.md

@@ -119,7 +119,7 @@ Format: `name|cmd|type|err_msg|flags` where:
 
 Create `adapters/editor/yourname.sh` implementing `editor_can_open()` and `editor_open()`. See `adapters/editor/nano.sh` for an example.
 
-**Also update**: README.md, help text in `lib/commands/help.sh`, then run `./scripts/generate-completions.sh` (the files under `completions/` are generated; CI checks them).
+**Also update**: README.md, the editor list in `docs/configuration.md`, help text in `lib/commands/help.sh`, then run `./scripts/generate-completions.sh` (the files under `completions/` are generated; CI checks them).
 
 #### Adding an AI Tool Adapter
 
@@ -137,7 +137,7 @@ Format: `name|cmd|err_msg|info_lines` (info lines are semicolon-separated).
 
 Create `adapters/ai/yourname.sh` implementing `ai_can_start()` and `ai_start()`. See `adapters/ai/claude.sh` for an example.
 
-**Also update**: README.md, help text, then regenerate completions with `./scripts/generate-completions.sh`.
+**Also update**: README.md, the AI tool table in `docs/configuration.md`, help text, then regenerate completions with `./scripts/generate-completions.sh`.
 
 #### Adding Core Features