bump v4.22.0

Game/Levels/Algorithm/L03add_algo2.lean

@@ -34,7 +34,7 @@ $(d + f) + (h + (a + c)) + (g + e + b) = a + b + c + d + e + f + g + h$. -/
 Statement (a b c d e f g h : ℕ) :
     (d + f) + (h + (a + c)) + (g + e + b) = a + b + c + d + e + f + g + h := by
   Hint "Solve this level in one line with `simp only [add_assoc, add_left_comm, add_comm]`"
-  simp only [add_assoc, add_left_comm, add_comm]
+  simp only [add_left_comm, add_comm]
 
 Conclusion
 "

Game/Levels/Algorithm/L07succ_ne_succ.lean

@@ -53,6 +53,7 @@ and goal
 TacticDoc contrapose
 
 NewTactic contrapose
+NewHiddenTactic contrapose!
 
 /-- `succ_ne_succ m n` is the proof that `m ≠ n → succ m ≠ succ n`. -/
 TheoremDoc MyNat.succ_ne_succ as "succ_ne_succ" in "Peano"

Game/Levels/Implication/L02exact2.lean

@@ -10,7 +10,7 @@ Introduction "If the goal is not *exactly* a hypothesis, we can sometimes
 use rewrites to fix things up."
 
 /-- Assuming $0+x=(0+y)+2$, we have $x=y+2$. -/
-Statement (x : ℕ) (h : 0 + x = 0 + y + 2) : x = y + 2 := by
+Statement (x y : ℕ) (h : 0 + x = 0 + y + 2) : x = y + 2 := by
   Hint "You can use `rw [zero_add] at {h}` to rewrite at `{h}` instead
   of at the goal."
   rw [zero_add] at h

Game/Levels/Implication/L07intro2.lean

@@ -12,7 +12,7 @@ Try this one by yourself; if you need help then click on \"Show more help!\".
 "
 
 /-- $x+1=y+1 \implies x=y$. -/
-Statement (x : ℕ) : x + 1 = y + 1 → x = y := by
+Statement (x y : ℕ) : x + 1 = y + 1 → x = y := by
   Hint (hidden := true) "Start with `intro h` to assume the hypothesis."
   intro h
   Hint (hidden := true) "Now `repeat rw [← succ_eq_add_one] at h` is the quickest way to

lake-manifest.json

@@ -5,37 +5,37 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "308445d7985027f538e281e18df29ca16ede2ba3",
+   "rev": "79e94a093aff4a60fb1b1f92d9681e407124c2ca",
    "name": "mathlib",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "v4.21.0",
+   "inputRev": "v4.22.0",
    "inherited": false,
    "configFile": "lakefile.lean"},
   {"url": "https://github.com/leanprover-community/lean4game.git",
    "type": "git",
    "subDir": "server",
    "scope": "hhu-adam",
-   "rev": "274cc77ee8acc0fb3e1a78d969d4efd7a1029270",
+   "rev": "84a8bdaff4bc2cec689053eae52fe4d5e744bd73",
    "name": "GameServer",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "v4.21.0",
+   "inputRev": "v4.22.0",
    "inherited": false,
    "configFile": "lakefile.lean"},
   {"url": "https://github.com/leanprover-community/plausible",
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "c4aa78186d388e50a436e8362b947bae125a2933",
+   "rev": "b100ad4c5d74a464f497aaa8e7c74d86bf39a56f",
    "name": "plausible",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "main",
+   "inputRev": "v4.22.0",
    "inherited": true,
    "configFile": "lakefile.toml"},
   {"url": "https://github.com/leanprover-community/LeanSearchClient",
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "6c62474116f525d2814f0157bb468bf3a4f9f120",
+   "rev": "99657ad92e23804e279f77ea6dbdeebaa1317b98",
    "name": "LeanSearchClient",
    "manifestFile": "lake-manifest.json",
    "inputRev": "main",
@@ -45,57 +45,57 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "d07bd64f1910f1cc5e4cc87b6b9c590080e7a457",
+   "rev": "eb164a46de87078f27640ee71e6c3841defc2484",
    "name": "importGraph",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "main",
+   "inputRev": "v4.22.0",
    "inherited": true,
    "configFile": "lakefile.toml"},
   {"url": "https://github.com/leanprover-community/ProofWidgets4",
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "6980f6ca164de593cb77cd03d8eac549cc444156",
+   "rev": "1253a071e6939b0faf5c09d2b30b0bfc79dae407",
    "name": "proofwidgets",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "v0.0.62",
+   "inputRev": "v0.0.68",
    "inherited": true,
    "configFile": "lakefile.lean"},
   {"url": "https://github.com/leanprover-community/aesop",
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "8ff27701d003456fd59f13a9212431239d902aef",
+   "rev": "1256a18522728c2eeed6109b02dd2b8f207a2a3c",
    "name": "aesop",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "master",
+   "inputRev": "v4.22.0",
    "inherited": true,
    "configFile": "lakefile.toml"},
   {"url": "https://github.com/leanprover-community/quote4",
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "e9c65db4823976353cd0bb03199a172719efbeb7",
+   "rev": "917bfa5064b812b7fbd7112d018ea0b4def25ab3",
    "name": "Qq",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "master",
+   "inputRev": "v4.22.0",
    "inherited": true,
    "configFile": "lakefile.toml"},
   {"url": "https://github.com/leanprover-community/batteries",
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "8d2067bf518731a70a255d4a61b5c103922c772e",
+   "rev": "240676e9568c254a69be94801889d4b13f3b249f",
    "name": "batteries",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "main",
+   "inputRev": "v4.22.0",
    "inherited": true,
    "configFile": "lakefile.toml"},
   {"url": "https://github.com/leanprover/lean4-cli",
    "type": "git",
    "subDir": null,
    "scope": "leanprover",
-   "rev": "7c6aef5f75a43ebbba763b44d535175a1b04c9e0",
+   "rev": "c682c91d2d4dd59a7187e2ab977ac25bd1f87329",
    "name": "Cli",
    "manifestFile": "lake-manifest.json",
    "inputRev": "main",
@@ -105,10 +105,10 @@
    "type": "git",
    "subDir": null,
    "scope": "",
-   "rev": "7dc27b87606f94ad0931a09f63330028d653d325",
+   "rev": "ea54e8c30bddfd8caa73e27a84ff97b4318f386d",
    "name": "i18n",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "v4.21.0",
+   "inputRev": "v4.22.0",
    "inherited": true,
    "configFile": "lakefile.lean"}],
  "name": "Game",

lean-toolchain

@@ -1 +1 @@
-leanprover/lean4:v4.21.0
+leanprover/lean4:v4.22.0