fix: remove dir crate (#5)

* reading cache directory during runtime without dir crate

Signed-off-by: Amirhossein Khajehpour <khajepour.amirhossein@gmail.com>

* merged the two functions and removed re-exporting

Signed-off-by: Amirhossein Khajehpour <khajepour.amirhossein@gmail.com>

* added an example for mixed size homomorphic commitment

* removed extra comments

---------

Signed-off-by: Amirhossein Khajehpour <khajepour.amirhossein@gmail.com>

Author: RadNi

.github/workflows/ci.yml

@@ -71,3 +71,5 @@ jobs:
         run: cargo run --example homomorphic --features backends
       - name: Run non_square example
         run: cargo run --example non_square --features backends
+      - name: Run homomorphic_mixed_sizes example
+        run: cargo run --example homomorphic_mixed_sizes --features backends

Cargo.lock

@@ -47,14 +47,13 @@ arkworks = [
 ]
 parallel = ["dep:rayon", "ark-ec?/parallel", "ark-ff?/parallel"]
 cache = ["arkworks", "dep:once_cell", "parallel"]
-disk-persistence = ["dep:dirs"]
+disk-persistence = []
 
 [dependencies]
 thiserror = "2.0"
 rand_core = "0.6"
 dory-derive = { version = "0.1.0", path = "derive" }
 tracing = "0.1"
-dirs = { version = "5.0", optional = true }
 
 # Arkworks backend
 ark-bn254 = { version = "0.5.0", optional = true }
@@ -85,6 +84,10 @@ required-features = ["backends"]
 name = "non_square"
 required-features = ["backends"]
 
+[[example]]
+name = "homomorphic_mixed_sizes"
+required-features = ["backends"]
+
 [[bench]]
 name = "arkworks_proof"
 harness = false