chore: update publish workflow to clarify version input requirements and set fetch-depth for checkout steps

Author: SirStig

.github/workflows/publish.yml

@@ -4,7 +4,7 @@ on:
   workflow_dispatch:
     inputs:
       version:
-        description: 'Version to publish (must match package version)'
+        description: 'PEP 440 version only, e.g. 1.0.0 (not v1.0.0 — must match __version__ in src/yokedcache/__init__.py)'
         required: true
         type: string
       environment:
@@ -38,6 +38,8 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
 
       - name: Set up Python
         uses: actions/setup-python@v5
@@ -108,6 +110,8 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
 
       - name: Set up Python
         uses: actions/setup-python@v5