adjust CI env name & add Graph to README (#751)

.github/workflows/build_docs.yml

@@ -20,7 +20,7 @@
      strategy:
        matrix:
          os: ['ubuntu-latest']
-         environment-file: [ci/312.yaml]
+         environment-file: [ci/312-latest.yaml]
          experimental: [false]
      defaults:
        run:

.github/workflows/unittests.yml

@@ -25,17 +25,17 @@ jobs:
         os: [ubuntu-latest]
         environment-file:
           - ci/310-oldest.yaml
-          - ci/310.yaml
-          - ci/311.yaml
-          - ci/312.yaml
+          - ci/310-latest.yaml
+          - ci/311-latest.yaml
+          - ci/312-min.yaml
+          - ci/312-latest.yaml
           - ci/312-dev.yaml
-          - ci/312-no-optional.yaml
         include:
-          - environment-file: ci/312.yaml
+          - environment-file: ci/312-latest.yaml
             os: macos-13 # Intel
-          - environment-file: ci/312.yaml
+          - environment-file: ci/312-latest.yaml
             os: macos-14 # Apple Silicon
-          - environment-file: ci/312.yaml
+          - environment-file: ci/312-latest.yaml
             os: windows-latest
     defaults:
       run:

README.md

@@ -10,9 +10,10 @@
 ## libpysal modules
 
 - `libpysal.cg` –  Computational geometry
+- `libpysal.examples` –  Built-in example datasets
+- `libpysal.graph` –  Graph class encoding spatial weights matrices
 - `libpysal.io` –  Input and output
 - `libpysal.weights` –  Spatial weights
-- `libpysal.examples` –  Built-in example datasets
 
 ## Example Notebooks