fix(Core/Commands): Learn profession rank spells in .learn all recipes (#25114)

Co-authored-by: Ludwig <sudlud@users.noreply.github.com>
Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

src/server/game/Spells/SpellMgr.cpp

@@ -33,6 +33,8 @@
 #include "Tokenize.h"
 #include "World.h"
 
+#include <algorithm>
+
 bool IsPrimaryProfessionSkill(uint32 skill)
 {
     SkillLineEntry const* pSkill = sSkillLineStore.LookupEntry(skill);
@@ -687,6 +689,24 @@ SpellLearnSkillNode const* SpellMgr::GetSpellLearnSkill(uint32 spell_id) const
         return nullptr;
 }
 
+std::vector<uint32> SpellMgr::GetSkillRankSpells(uint32 skillId) const
+{
+    // Returns every spell that grants this skill via SPELL_EFFECT_SKILL,
+    // i.e. the profession rank/proficiency spells (Apprentice -> Grand Master),
+    // ordered by step. Not strictly limited to the six ranks: any skill-granting
+    // spell for the line is included.
+    std::vector<uint32> result;
+    for (auto const& [spellId, node] : mSpellLearnSkills)
+        if (node.skill == skillId)
+            result.push_back(spellId);
+
+    std::ranges::sort(result, [this](uint32 a, uint32 b)
+    {
+        return mSpellLearnSkills.at(a).step < mSpellLearnSkills.at(b).step;
+    });
+    return result;
+}
+
 SpellTargetPosition const* SpellMgr::GetSpellTargetPosition(uint32 spell_id, SpellEffIndex effIndex) const
 {
     SpellTargetPositionMap::const_iterator itr = mSpellTargetPositions.find(std::make_pair(spell_id, effIndex));

src/server/game/Spells/SpellMgr.h

@@ -687,6 +687,7 @@ public:
 
     // Spell learning
     [[nodiscard]] SpellLearnSkillNode const* GetSpellLearnSkill(uint32 spell_id) const;
+    [[nodiscard]] std::vector<uint32> GetSkillRankSpells(uint32 skillId) const;
 
     // Spell target coordinates
     [[nodiscard]] SpellTargetPosition const* GetSpellTargetPosition(uint32 spell_id, SpellEffIndex effIndex) const;