ci: add ubuntu-22.04 build target and versioned artifacts

```
│  Agent powering down. Goodbye!
│
│  Interaction Summary
│  Session ID:                 63472875-16de-404c-bdd5-410096edca86
│  Tool Calls:                 25 ( ✓ 23 x 2 )
│  Success Rate:               92.0%
│  User Agreement:             92.0% (25 reviewed)
│  Code Changes:               +73 -29
│
│  Performance
│  Wall Time:                  1h 3m 41s
│  Agent Active:               12m 34s
│    » API Time:               5m 18s (42.2%)
│    » Tool Time:              7m 15s (57.8%)
│
│
│  Model Usage                 Reqs   Input Tokens   Cache Reads  Output Tokens
│  ────────────────────────────────────────────────────────────────────────────
│  gemini-2.5-flash-lite          7         19,378             0            672
│  gemini-3-pro-preview          27        111,720       273,085          8,541
│  gemini-2.5-flash               1          3,682             0            146
│
│  Savings Highlight: 273,085 (67.0%) of input tokens were served from the cache, reducing costs.
```

.github/workflows/ci.yml

@@ -8,24 +8,40 @@ env:
   CARGO_TERM_COLOR: always
 
 jobs:
-  build_and_test:
-    name: Rust project - latest
+  build_latest:
+    name: Build - ubuntu-latest
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        rust_ver:
-          - "1.90"
-    # Very ugly way to force cargo and jazz to be in PATH across run's but
-    # lets fix this alter.
     steps:
       - uses: actions/checkout@v4
       - run: curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- --default-toolchain none -y
       - run: echo "$HOME/.cargo/bin" >> $GITHUB_PATH
-      - run: rustup update ${{ matrix.rust_ver }} && rustup default ${{ matrix.rust_ver }}
+      - run: rustup update 1.90 && rustup default 1.90
       - run: cargo build
       - run: cargo build --release
+      - name: Rename binary
+        if: github.ref_type == 'tag'
+        run: mv target/release/gitea_mirror target/release/gitea_mirror-${{ github.ref_name }}-ubuntu-latest
       - name: Release
         uses: softprops/action-gh-release@v2
         if: github.ref_type == 'tag'
         with:
-          files: target/release/gitea_mirror
+          files: target/release/gitea_mirror-${{ github.ref_name }}-ubuntu-latest
+
+  build_legacy:
+    name: Build - ubuntu-22.04
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v4
+      - run: curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- --default-toolchain none -y
+      - run: echo "$HOME/.cargo/bin" >> $GITHUB_PATH
+      - run: rustup update 1.90 && rustup default 1.90
+      - run: cargo build
+      - run: cargo build --release
+      - name: Rename binary
+        if: github.ref_type == 'tag'
+        run: mv target/release/gitea_mirror target/release/gitea_mirror-${{ github.ref_name }}-ubuntu-22.04
+      - name: Release
+        uses: softprops/action-gh-release@v2
+        if: github.ref_type == 'tag'
+        with:
+          files: target/release/gitea_mirror-${{ github.ref_name }}-ubuntu-22.04