fix: add bibliography entry;

delete unused citations

Author: manhatsu

src/coding-guidelines/types-and-traits.rst

@@ -282,14 +282,12 @@ Types and Traits
          }
 
    .. bibliography::
+      :id: bib_UnionFieldValidity
+      :status: draft
 
-.. [RUST-REF-UNION] The Rust Project Developers. “Rust Reference: Unions.” *The Rust Reference*, n.d. https://doc.rust-lang.org/reference/items/unions.html.
-
-.. [RUST-REF-UB] The Rust Project Developers. “Rust Reference: Behavior Considered Undefined.” *The Rust Reference*, n.d. https://doc.rust-lang.org/reference/behavior-considered-undefined.html.
-
-.. [UCG-VALIDITY] Rust Unsafe Code Guidelines Working Group. “Validity and Safety Invariant.” *Rust Unsafe Code Guidelines*, n.d. https://rust-lang.github.io/unsafe-code-guidelines/glossary.html#validity-and-safety-invariant.
+      .. [RUST-REF-UNION] The Rust Project Developers. “Rust Reference: Unions.” *The Rust Reference*, n.d. https://doc.rust-lang.org/reference/items/unions.html.
+      .. [UCG-VALIDITY] Rust Unsafe Code Guidelines Working Group. “Validity and Safety Invariant.” *Rust Unsafe Code Guidelines*, n.d. https://rust-lang.github.io/unsafe-code-guidelines/glossary.html#validity-and-safety-invariant.
 
-.. [RUST-NOMICON-UNION] The Rust Project Developers. “Unions.” *The Rustonomicon*, n.d. https://doc.rust-lang.org/nomicon/unions.html.
 
 
 .. guideline:: Use strong types to differentiate between logically distinct values

src/conf.py

@@ -62,6 +62,13 @@
         "color": "#729FCF",
         "style": "node",
     },
+    {
+        "directive": "bibliography",
+        "title": "Bibliography",
+        "prefix": "bib_",
+        "color": "#729FCF",
+        "style": "node",
+    },
 ]
 
 # Define custom sections for needs
@@ -89,7 +96,7 @@
 }
 
 # Make sure these sections are included in the JSON
-needs_extra_sections = ["rationale", "compliant_example", "non_compliant_example"]
+needs_extra_sections = ["rationale", "compliant_example", "non_compliant_example", "bibliography"]
 
 needs_statuses = [
     dict(name="draft", description="This guideline is in draft stage", color="#999999"),