Prepare 0.6 release

.github/workflows/docs.yml

@@ -42,7 +42,7 @@ jobs:
 
   deploy:
     name: Deploy docs
-    if: ${{ github.ref == 'refs/heads/stable/0.5' }}
+    if: ${{ github.ref == 'refs/heads/stable/0.6' }}
     needs: build
     permissions:
       pages: write

.mergify.yml

@@ -5,4 +5,4 @@ pull_request_rules:
     actions:
       backport:
         branches:
-          - stable/0.5
+          - stable/0.6

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "qiskit-addon-sqd"
-version = "0.5.0"
+version = "0.6.0"
 readme = "README.md"
 description = "Classically postprocess noisy quantum samples to yield more accurate energy estimations"
 license = {file = "LICENSE.txt"}

releasenotes/notes/depr-bs-mat-to-addr-169444fb9cb41808.yaml → releasenotes/notes/0.6/depr-bs-mat-to-addr-169444fb9cb41808.yaml

@@ -7,8 +7,10 @@ deprecations:
 
     .. code-block:: python
 
-        from qiskit_addon_sqd.fermion.bitstring_matrix_to_sorted_addresses
-        from qiskit_addon_sqd.fermion.bitstring_matrix_to_ci_strs
+        from qiskit_addon_sqd.fermion import (
+            bitstring_matrix_to_sorted_addresses,
+            bitstring_matrix_to_ci_strs,
+        )
 
         # DEPRECATED CODE
         bs_matrix = ...

releasenotes/notes/deprecate-addr-526f0c5bf681f739.yaml → releasenotes/notes/0.6/deprecate-addr-526f0c5bf681f739.yaml

@@ -9,9 +9,13 @@ upgrade:
     To upgrade, change this code
 
     .. code-block:: python
-
-        from qiskit_addon_sqd.fermion import bitstring_matrix_to_sorted_addresses
-        from qiskit_addon_sqd.fermion import solve_fermion, optimize_orbitals
+
+        # DEPRECATED CODE
+        from qiskit_addon_sqd.fermion import (
+            bitstring_matrix_to_sorted_addresses,
+            solve_fermion,
+            optimize_orbitals,
+        )
 
         bitstring_matrix = ...
         addresses = bitstring_matrix_to_sorted_addresses(bitstring_matrix, open_shell=open_shell)
@@ -27,10 +31,9 @@ upgrade:
                                       eri=eri,
                                   )
 
-    ...to this code
-
-    .. code-block:: python
+        ### SHOULD BECOME ###
 
+        # NEW CODE
         from qiskit_addon_sqd.fermion import solve_fermion, optimize_orbitals
 
         bitstring_matrix = ...

releasenotes/notes/0.6/divzero-a6090f6555d1c716.yaml

@@ -0,0 +1,4 @@
+---
+fixes:
+  - |
+    Fixed a bug in :func:`qiskit_addon_sqd.configuration_recovery.recover_configurations` which would sometimes cause a divide-by-zero error when calculating individual bit-flip probability.