Feat/configurable sanitizers and js precision (#32)

* chore: Exclude CLAUDE.md from Cargo.toml

* feat: Add configurable analysis rules and CLI commands for custom sanitizers and terminators

* feat: Enhance resource management and analysis efficiency

- Implemented parallel summary merging in `scan_filesystem` using rayon for improved performance.
- Introduced `GlobalSummaries::merge()` for efficient merging of summaries.
- Optimized file reading and hashing to eliminate redundant I/O operations.
- Added `should_scan_with_hash()` and `upsert_file_with_hash()` methods to streamline file processing.
- Enhanced taint analysis with in-place mutations to reduce memory allocations.
- Updated resource acquisition patterns to exclude false positives for `freopen` and wrapper functions.

* feat: Implement severity downgrade for findings in non-production paths and add source kind inference

* feat: Update versioning information in SECURITY.md for new stable line

* feat: Update categories in Cargo.toml to include parser-implementations and text-processing

* feat: Update dependencies in Cargo.lock for improved compatibility and performance

* feat: Update dependencies in Cargo.lock and Cargo.toml for improved compatibility

src/patterns/javascript.rs

@@ -54,9 +54,10 @@ pub const PATTERNS: &[Pattern] = &[
         description: "Assignment to window.location / location.href",
         query: "(assignment_expression
                left: (member_expression
-                        object: (identifier)? @obj
+                        object: (identifier) @obj
+                        (#match? @obj \"^(window|location|document|self|top|parent|frames)$\")
                         property: (property_identifier) @prop
-                        (#match? @prop \"location|href\"))) @vuln",
+                        (#match? @prop \"^(location|href)$\"))) @vuln",
         severity: Severity::High,
     },
     Pattern {
@@ -77,7 +78,7 @@ pub const PATTERNS: &[Pattern] = &[
                left: (member_expression
                         property: (property_identifier) @prop
                         (#eq? @prop \"__proto__\"))) @vuln",
-        severity: Severity::High,
+        severity: Severity::Low,
     },
     Pattern {
         id: "weak_hash_md5",