Relocate zsh sources (#28)

# Changes

## Primary change

Move zsh sources to `src/zsh/`

## Supporting changes

Split GitHub Actions by what is being done or built

.github/workflows/pandoc.yml

@@ -0,0 +1,19 @@
+name: Pandoc Build
+
+on:
+  pull_request:
+  push:
+    branches: [main]
+  workflow_dispatch:
+
+jobs:
+  manuals-build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: pandoc/actions/setup@main
+        with:
+          version: 3.2
+
+      - name: Build
+        run: make -C man all

.github/workflows/pre-commit.yml

@@ -0,0 +1,18 @@
+name: Pre-commit checks
+
+on:
+  pull_request:
+  push:
+    branches: [main]
+  workflow_dispatch:
+
+jobs:
+  checks-run:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+
+      - uses: pre-commit/action@v3.0.1

Makefile

@@ -39,23 +39,23 @@ PRECOMMIT ?= pre-commit
 .PHONY: all clean install test uninstall
 all: #> Build everything
 	$(MAKE) -C man all
-	$(MAKE) -C src all
+	$(MAKE) -C src/zsh all
 
 clean: pre-commit-clean #> Remove files built by running make earlier
 	$(MAKE) -C man clean
-	$(MAKE) -C src clean
+	$(MAKE) -C src/zsh clean
 
 install: #> Install programs and manuals made here
 	$(MAKE) -C man install
-	$(MAKE) -C src install
+	$(MAKE) -C src/zsh install
 
 test: pre-commit-run #> Run all tests and checks
 	$(MAKE) -C man test
-	$(MAKE) -C src test
+	$(MAKE) -C src/zsh test
 
 uninstall: #> Uninstall programs and manuals made here
 	$(MAKE) -C man uninstall
-	$(MAKE) -C src uninstall
+	$(MAKE) -C src/zsh uninstall
 
 #. OTHER TARGETS
 

doc/decisions.md

@@ -106,7 +106,7 @@ Source: <https://unix.stackexchange.com/a/365417/37734>
 
 #### Location of shared code
 
-- Put shared code in `src/lib/`.
+- Put shared code in `lib/`.
 - Gather together shared functions that operate on the same bounded context (e.g. the same data).
   Explore a convention of making that bounded context the first parameter in each function.
 - Name files according to their bounded context.

doc/task-automation.md

@@ -22,7 +22,7 @@ Manuals are written in Markdown.  This project uses Pandoc to generate `groff` m
 Markdown manuals in `man/groff/` and `man/markdown/`, respectively.  The Markdown manuals are
 included in the repository, for ease of reading on GitHub.
 
-### Targets in `src/`
+### Targets in `src/zsh`
 
 There isn't anything to build, since the programs are all scripts.  However, there are conventional
 targets to install symlinks to the user's `PATH`.

doc/tools.md

@@ -54,7 +54,7 @@ Tools used by some part of this project's build, deployment, or development proc
 
 - `Makefile`: targets to build everything and tasks to help set up your environment
 - `man/Makefile`: targets to build manuals
-- `src/Makefile`: targets to build programs
+- `src/zsh/Makefile`: targets to build programs with scripts
 
 ## Homebrew